163900568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{8707}}^1$

素因数の和:8907

約数の個数: 32

約数和(自身を含む): 332819760

約数和(自身を除く): 168919192

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 181, 362, 724, 1448, 2353, 4706, 8707, 9412, 17414, 18824, 34828, 69656, 113191, 226382, 452764, 905528, 1575967, 3151934, 6303868, 12607736, 20487571, 40975142, 81950284, 163900568]

約数ペア:

[(1, 163900568), (2, 81950284), (4, 40975142), (8, 20487571), (13, 12607736), (26, 6303868), (52, 3151934), (104, 1575967), (181, 905528), (362, 452764), (724, 226382), (1448, 113191), (2353, 69656), (4706, 34828), (8707, 18824), (9412, 17414)]