20342634

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 26106006

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 47, 62, 78, 93, 94, 141, 179, 186, 282, 358, 403, 537, 611, 806, 1074, 1209, 1222, 1457, 1833, 2327, 2418, 2914, 3666, 4371, 4654, 5549, 6981, 8413, 8742, 11098, 13962, 16647, 16826, 18941, 25239, 33294, 37882, 50478, 56823, 72137, 109369, 113646, 144274, 216411, 218738, 260803, 328107, 432822, 521606, 656214, 782409, 1564818, 3390439, 6780878, 10171317, 20342634]

約数ペア:

[(1, 20342634), (2, 10171317), (3, 6780878), (6, 3390439), (13, 1564818), (26, 782409), (31, 656214), (39, 521606), (47, 432822), (62, 328107), (78, 260803), (93, 218738), (94, 216411), (141, 144274), (179, 113646), (186, 109369), (282, 72137), (358, 56823), (403, 50478), (537, 37882), (611, 33294), (806, 25239), (1074, 18941), (1209, 16826), (1222, 16647), (1457, 13962), (1833, 11098), (2327, 8742), (2418, 8413), (2914, 6981), (3666, 5549), (4371, 4654)]