20340684

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:924

約数の個数: 108

約数和(自身を含む): 64484784

約数和(自身を除く): 44144100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 887, 1092, 1274, 1638, 1764, 1774, 1911, 2548, 2661, 3276, 3548, 3822, 5322, 5733, 6209, 7644, 7983, 10644, 11466, 11531, 12418, 15966, 18627, 22932, 23062, 24836, 31932, 34593, 37254, 43463, 46124, 55881, 69186, 74508, 80717, 86926, 103779, 111762, 130389, 138372, 161434, 173852, 207558, 223524, 242151, 260778, 322868, 391167, 415116, 484302, 521556, 565019, 726453, 782334, 968604, 1130038, 1452906, 1564668, 1695057, 2260076, 2905812, 3390114, 5085171, 6780228, 10170342, 20340684]

約数ペア:

[(1, 20340684), (2, 10170342), (3, 6780228), (4, 5085171), (6, 3390114), (7, 2905812), (9, 2260076), (12, 1695057), (13, 1564668), (14, 1452906), (18, 1130038), (21, 968604), (26, 782334), (28, 726453), (36, 565019), (39, 521556), (42, 484302), (49, 415116), (52, 391167), (63, 322868), (78, 260778), (84, 242151), (91, 223524), (98, 207558), (117, 173852), (126, 161434), (147, 138372), (156, 130389), (182, 111762), (196, 103779), (234, 86926), (252, 80717), (273, 74508), (294, 69186), (364, 55881), (441, 46124), (468, 43463), (546, 37254), (588, 34593), (637, 31932), (819, 24836), (882, 23062), (887, 22932), (1092, 18627), (1274, 15966), (1638, 12418), (1764, 11531), (1774, 11466), (1911, 10644), (2548, 7983), (2661, 7644), (3276, 6209), (3548, 5733), (3822, 5322)]