1325639536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6373267}}^1$

素因数の和:6373288

約数の個数: 20

約数和(自身を含む): 2765998312

約数和(自身を除く): 1440358776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6373267, 12746534, 25493068, 50986136, 82852471, 101972272, 165704942, 331409884, 662819768, 1325639536]

約数ペア:

[(1, 1325639536), (2, 662819768), (4, 331409884), (8, 165704942), (13, 101972272), (16, 82852471), (26, 50986136), (52, 25493068), (104, 12746534), (208, 6373267)]