203411728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12379}}^1$

素因数の和:12479

約数の個数: 40

約数和(自身を含む): 429833600

約数和(自身を除く): 226421872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 12379, 16432, 24758, 49516, 99032, 160927, 198064, 321854, 643708, 977941, 1287416, 1955882, 2574832, 3911764, 7823528, 12713233, 15647056, 25426466, 50852932, 101705864, 203411728]

約数ペア:

[(1, 203411728), (2, 101705864), (4, 50852932), (8, 25426466), (13, 15647056), (16, 12713233), (26, 7823528), (52, 3911764), (79, 2574832), (104, 1955882), (158, 1287416), (208, 977941), (316, 643708), (632, 321854), (1027, 198064), (1264, 160927), (2054, 99032), (4108, 49516), (8216, 24758), (12379, 16432)]