18798162160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5731147}}^1$

素因数の和:5731201

約数の個数: 40

約数和(自身を含む): 44771728176

約数和(自身を除く): 25973566016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 5731147, 11462294, 22924588, 28655735, 45849176, 57311470, 91698352, 114622940, 229245880, 234977027, 458491760, 469954054, 939908108, 1174885135, 1879816216, 2349770270, 3759632432, 4699540540, 9399081080, 18798162160]

約数ペア:

[(1, 18798162160), (2, 9399081080), (4, 4699540540), (5, 3759632432), (8, 2349770270), (10, 1879816216), (16, 1174885135), (20, 939908108), (40, 469954054), (41, 458491760), (80, 234977027), (82, 229245880), (164, 114622940), (205, 91698352), (328, 57311470), (410, 45849176), (656, 28655735), (820, 22924588), (1640, 11462294), (3280, 5731147)]