18544688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2405

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 20827792

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 232, 272, 464, 493, 986, 1972, 2351, 3944, 4702, 7888, 9404, 18808, 37616, 39967, 68179, 79934, 136358, 159868, 272716, 319736, 545432, 639472, 1090864, 1159043, 2318086, 4636172, 9272344, 18544688]

約数ペア:

[(1, 18544688), (2, 9272344), (4, 4636172), (8, 2318086), (16, 1159043), (17, 1090864), (29, 639472), (34, 545432), (58, 319736), (68, 272716), (116, 159868), (136, 136358), (232, 79934), (272, 68179), (464, 39967), (493, 37616), (986, 18808), (1972, 9404), (2351, 7888), (3944, 4702)]