18568016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 38301120

約数和(自身を除く): 19733104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 593, 824, 1186, 1648, 1957, 2372, 3914, 4744, 7828, 9488, 11267, 15656, 22534, 31312, 45068, 61079, 90136, 122158, 180272, 244316, 488632, 977264, 1160501, 2321002, 4642004, 9284008, 18568016]

約数ペア:

[(1, 18568016), (2, 9284008), (4, 4642004), (8, 2321002), (16, 1160501), (19, 977264), (38, 488632), (76, 244316), (103, 180272), (152, 122158), (206, 90136), (304, 61079), (412, 45068), (593, 31312), (824, 22534), (1186, 15656), (1648, 11267), (1957, 9488), (2372, 7828), (3914, 4744)]