20107542

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5261}}^1$

素因数の和:5293

約数の個数: 48

約数和(自身を含む): 50388912

約数和(自身を除く): 30281370

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 5261, 10522, 15783, 31566, 36827, 68393, 73654, 110481, 136786, 205179, 220962, 257789, 410358, 478751, 515578, 773367, 957502, 1436253, 1546734, 2872506, 3351257, 6702514, 10053771, 20107542]

約数ペア:

[(1, 20107542), (2, 10053771), (3, 6702514), (6, 3351257), (7, 2872506), (13, 1546734), (14, 1436253), (21, 957502), (26, 773367), (39, 515578), (42, 478751), (49, 410358), (78, 257789), (91, 220962), (98, 205179), (147, 136786), (182, 110481), (273, 73654), (294, 68393), (546, 36827), (637, 31566), (1274, 15783), (1911, 10522), (3822, 5261)]