1640371878

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{12589}}^1$

素因数の和:12746

約数の個数: 64

約数和(自身を含む): 3867648000

約数和(自身を除く): 2227276122

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 127, 171, 254, 342, 381, 513, 762, 1026, 1143, 2286, 2413, 3429, 4826, 6858, 7239, 12589, 14478, 21717, 25178, 37767, 43434, 65151, 75534, 113301, 130302, 226602, 239191, 339903, 478382, 679806, 717573, 1435146, 1598803, 2152719, 3197606, 4305438, 4796409, 6458157, 9592818, 12916314, 14389227, 28778454, 30377257, 43167681, 60754514, 86335362, 91131771, 182263542, 273395313, 546790626, 820185939, 1640371878]

約数ペア:

[(1, 1640371878), (2, 820185939), (3, 546790626), (6, 273395313), (9, 182263542), (18, 91131771), (19, 86335362), (27, 60754514), (38, 43167681), (54, 30377257), (57, 28778454), (114, 14389227), (127, 12916314), (171, 9592818), (254, 6458157), (342, 4796409), (381, 4305438), (513, 3197606), (762, 2152719), (1026, 1598803), (1143, 1435146), (2286, 717573), (2413, 679806), (3429, 478382), (4826, 339903), (6858, 239191), (7239, 226602), (12589, 130302), (14478, 113301), (21717, 75534), (25178, 65151), (37767, 43434)]