220147408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{17939}}^1$

素因数の和:18019

約数の個数: 40

約数和(自身を含む): 467157600

約数和(自身を除く): 247010192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 3068, 6136, 12272, 17939, 35878, 71756, 143512, 233207, 287024, 466414, 932828, 1058401, 1865656, 2116802, 3731312, 4233604, 8467208, 13759213, 16934416, 27518426, 55036852, 110073704, 220147408]

約数ペア:

[(1, 220147408), (2, 110073704), (4, 55036852), (8, 27518426), (13, 16934416), (16, 13759213), (26, 8467208), (52, 4233604), (59, 3731312), (104, 2116802), (118, 1865656), (208, 1058401), (236, 932828), (472, 466414), (767, 287024), (944, 233207), (1534, 143512), (3068, 71756), (6136, 35878), (12272, 17939)]