20008716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 58480128

約数和(自身を除く): 38471412

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 73, 78, 84, 91, 146, 156, 182, 219, 251, 273, 292, 364, 438, 502, 511, 546, 753, 876, 949, 1004, 1022, 1092, 1506, 1533, 1757, 1898, 2044, 2847, 3012, 3066, 3263, 3514, 3796, 5271, 5694, 6132, 6526, 6643, 7028, 9789, 10542, 11388, 13052, 13286, 18323, 19578, 19929, 21084, 22841, 26572, 36646, 39156, 39858, 45682, 54969, 68523, 73292, 79716, 91364, 109938, 128261, 137046, 219876, 238199, 256522, 274092, 384783, 476398, 513044, 714597, 769566, 952796, 1429194, 1539132, 1667393, 2858388, 3334786, 5002179, 6669572, 10004358, 20008716]

約数ペア:

[(1, 20008716), (2, 10004358), (3, 6669572), (4, 5002179), (6, 3334786), (7, 2858388), (12, 1667393), (13, 1539132), (14, 1429194), (21, 952796), (26, 769566), (28, 714597), (39, 513044), (42, 476398), (52, 384783), (73, 274092), (78, 256522), (84, 238199), (91, 219876), (146, 137046), (156, 128261), (182, 109938), (219, 91364), (251, 79716), (273, 73292), (292, 68523), (364, 54969), (438, 45682), (502, 39858), (511, 39156), (546, 36646), (753, 26572), (876, 22841), (949, 21084), (1004, 19929), (1022, 19578), (1092, 18323), (1506, 13286), (1533, 13052), (1757, 11388), (1898, 10542), (2044, 9789), (2847, 7028), (3012, 6643), (3066, 6526), (3263, 6132), (3514, 5694), (3796, 5271)]