9963928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 20286000

約数和(自身を除く): 10322072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 643, 1192, 1286, 1937, 2572, 3874, 5144, 7748, 8359, 15496, 16718, 33436, 66872, 95807, 191614, 383228, 766456, 1245491, 2490982, 4981964, 9963928]

約数ペア:

[(1, 9963928), (2, 4981964), (4, 2490982), (8, 1245491), (13, 766456), (26, 383228), (52, 191614), (104, 95807), (149, 66872), (298, 33436), (596, 16718), (643, 15496), (1192, 8359), (1286, 7748), (1937, 5144), (2572, 3874)]