18498492708

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1\times {\mathrm{20681}}^1$

素因数の和:21388

約数の個数: 48

約数和(自身を含む): 43571183040

約数和(自身を除く): 25072690332

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 569, 786, 1138, 1572, 1707, 2276, 3414, 6828, 20681, 41362, 62043, 74539, 82724, 124086, 149078, 223617, 248172, 298156, 447234, 894468, 2709211, 5418422, 8127633, 10836844, 11767489, 16255266, 23534978, 32510532, 35302467, 47069956, 70604934, 141209868, 1541541059, 3083082118, 4624623177, 6166164236, 9249246354, 18498492708]

約数ペア:

[(1, 18498492708), (2, 9249246354), (3, 6166164236), (4, 4624623177), (6, 3083082118), (12, 1541541059), (131, 141209868), (262, 70604934), (393, 47069956), (524, 35302467), (569, 32510532), (786, 23534978), (1138, 16255266), (1572, 11767489), (1707, 10836844), (2276, 8127633), (3414, 5418422), (6828, 2709211), (20681, 894468), (41362, 447234), (62043, 298156), (74539, 248172), (82724, 223617), (124086, 149078)]