18952208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:695

約数の個数: 40

約数和(自身を含む): 40309920

約数和(自身を除く): 21357712

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 257, 419, 514, 838, 1028, 1676, 2056, 2827, 3352, 4112, 4609, 5654, 6704, 9218, 11308, 18436, 22616, 36872, 45232, 73744, 107683, 215366, 430732, 861464, 1184513, 1722928, 2369026, 4738052, 9476104, 18952208]

約数ペア:

[(1, 18952208), (2, 9476104), (4, 4738052), (8, 2369026), (11, 1722928), (16, 1184513), (22, 861464), (44, 430732), (88, 215366), (176, 107683), (257, 73744), (419, 45232), (514, 36872), (838, 22616), (1028, 18436), (1676, 11308), (2056, 9218), (2827, 6704), (3352, 5654), (4112, 4609)]