20165655536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4215229}}^1$

素因数の和:4215273

約数の個数: 40

約数和(自身を含む): 43905835680

約数和(自身を除く): 23740180144

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 4215229, 8430458, 16860916, 33721832, 54797977, 67443664, 96950267, 109595954, 193900534, 219191908, 387801068, 438383816, 775602136, 876767632, 1260353471, 1551204272, 2520706942, 5041413884, 10082827768, 20165655536]

約数ペア:

[(1, 20165655536), (2, 10082827768), (4, 5041413884), (8, 2520706942), (13, 1551204272), (16, 1260353471), (23, 876767632), (26, 775602136), (46, 438383816), (52, 387801068), (92, 219191908), (104, 193900534), (184, 109595954), (208, 96950267), (299, 67443664), (368, 54797977), (598, 33721832), (1196, 16860916), (2392, 8430458), (4784, 4215229)]