20814220728

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{293}}^1\times {\mathrm{15661}}^1$

素因数の和:15979

約数の個数: 160

約数和(自身を含む): 66859198560

約数和(自身を除く): 46044977832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 293, 324, 378, 504, 567, 586, 648, 756, 879, 1134, 1172, 1512, 1758, 2051, 2268, 2344, 2637, 3516, 4102, 4536, 5274, 6153, 7032, 7911, 8204, 10548, 12306, 15661, 15822, 16408, 18459, 21096, 23733, 24612, 31322, 31644, 36918, 46983, 47466, 49224, 55377, 62644, 63288, 73836, 93966, 94932, 109627, 110754, 125288, 140949, 147672, 166131, 187932, 189864, 219254, 221508, 281898, 328881, 332262, 375864, 422847, 438508, 443016, 563796, 657762, 664524, 845694, 877016, 986643, 1127592, 1268541, 1315524, 1329048, 1691388, 1973286, 2537082, 2631048, 2959929, 3382776, 3946572, 4588673, 5074164, 5919858, 7893144, 8879787, 9177346, 10148328, 11839716, 13766019, 17759574, 18354692, 23679432, 27532038, 32120711, 35519148, 36709384, 41298057, 55064076, 64241422, 71038296, 82596114, 96362133, 110128152, 123894171, 128482844, 165192228, 192724266, 247788342, 256965688, 289086399, 330384456, 371682513, 385448532, 495576684, 578172798, 743365026, 770897064, 867259197, 991153368, 1156345596, 1486730052, 1734518394, 2312691192, 2601777591, 2973460104, 3469036788, 5203555182, 6938073576, 10407110364, 20814220728]

約数ペア:

[(1, 20814220728), (2, 10407110364), (3, 6938073576), (4, 5203555182), (6, 3469036788), (7, 2973460104), (8, 2601777591), (9, 2312691192), (12, 1734518394), (14, 1486730052), (18, 1156345596), (21, 991153368), (24, 867259197), (27, 770897064), (28, 743365026), (36, 578172798), (42, 495576684), (54, 385448532), (56, 371682513), (63, 330384456), (72, 289086399), (81, 256965688), (84, 247788342), (108, 192724266), (126, 165192228), (162, 128482844), (168, 123894171), (189, 110128152), (216, 96362133), (252, 82596114), (293, 71038296), (324, 64241422), (378, 55064076), (504, 41298057), (567, 36709384), (586, 35519148), (648, 32120711), (756, 27532038), (879, 23679432), (1134, 18354692), (1172, 17759574), (1512, 13766019), (1758, 11839716), (2051, 10148328), (2268, 9177346), (2344, 8879787), (2637, 7893144), (3516, 5919858), (4102, 5074164), (4536, 4588673), (5274, 3946572), (6153, 3382776), (7032, 2959929), (7911, 2631048), (8204, 2537082), (10548, 1973286), (12306, 1691388), (15661, 1329048), (15822, 1315524), (16408, 1268541), (18459, 1127592), (21096, 986643), (23733, 877016), (24612, 845694), (31322, 664524), (31644, 657762), (36918, 563796), (46983, 443016), (47466, 438508), (49224, 422847), (55377, 375864), (62644, 332262), (63288, 328881), (73836, 281898), (93966, 221508), (94932, 219254), (109627, 189864), (110754, 187932), (125288, 166131), (140949, 147672)]