20937215082

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2371}}^1\times {\mathrm{3967}}^1$

素因数の和:6403

約数の個数: 64

約数和(自身を含む): 48792305664

約数和(自身を除く): 27855090582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 2371, 3967, 4742, 7113, 7934, 11901, 14226, 16597, 23802, 27769, 33194, 49791, 55538, 83307, 99582, 125663, 166614, 210251, 251326, 376989, 420502, 630753, 753978, 879641, 1261506, 1471757, 1759282, 2638923, 2943514, 4415271, 5277846, 8830542, 9405757, 18811514, 28217271, 56434542, 65840299, 131680598, 197520897, 395041794, 498505121, 997010242, 1495515363, 2991030726, 3489535847, 6979071694, 10468607541, 20937215082]

約数ペア:

[(1, 20937215082), (2, 10468607541), (3, 6979071694), (6, 3489535847), (7, 2991030726), (14, 1495515363), (21, 997010242), (42, 498505121), (53, 395041794), (106, 197520897), (159, 131680598), (318, 65840299), (371, 56434542), (742, 28217271), (1113, 18811514), (2226, 9405757), (2371, 8830542), (3967, 5277846), (4742, 4415271), (7113, 2943514), (7934, 2638923), (11901, 1759282), (14226, 1471757), (16597, 1261506), (23802, 879641), (27769, 753978), (33194, 630753), (49791, 420502), (55538, 376989), (83307, 251326), (99582, 210251), (125663, 166614)]