49640656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{238657}}^1$

素因数の和:238678

約数の個数: 20

約数和(自身を含む): 103577572

約数和(自身を除く): 53936916

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 238657, 477314, 954628, 1909256, 3102541, 3818512, 6205082, 12410164, 24820328, 49640656]

約数ペア:

[(1, 49640656), (2, 24820328), (4, 12410164), (8, 6205082), (13, 3818512), (16, 3102541), (26, 1909256), (52, 954628), (104, 477314), (208, 238657)]