20112915056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9349}}^1\times {\mathrm{10343}}^1$

素因数の和:19713

約数の個数: 40

約数和(自身を含む): 41974917600

約数和(自身を除く): 21862002544

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9349, 10343, 18698, 20686, 37396, 41372, 74792, 82744, 121537, 134459, 149584, 165488, 243074, 268918, 486148, 537836, 972296, 1075672, 1944592, 2151344, 96696707, 193393414, 386786828, 773573656, 1257057191, 1547147312, 2514114382, 5028228764, 10056457528, 20112915056]

約数ペア:

[(1, 20112915056), (2, 10056457528), (4, 5028228764), (8, 2514114382), (13, 1547147312), (16, 1257057191), (26, 773573656), (52, 386786828), (104, 193393414), (208, 96696707), (9349, 2151344), (10343, 1944592), (18698, 1075672), (20686, 972296), (37396, 537836), (41372, 486148), (74792, 268918), (82744, 243074), (121537, 165488), (134459, 149584)]