20921937192005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{112261}}^1\times {\mathrm{2192573}}^1$

素因数の和:2304856

約数の個数: 16

約数和(自身を含む): 26583416177904

約数和(自身を除く): 5661478985899

約数列:

[1, 5, 17, 85, 112261, 561305, 1908437, 2192573, 9542185, 10962865, 37273741, 186368705, 246140437553, 1230702187765, 4184387438401, 20921937192005]

約数ペア:

[(1, 20921937192005), (5, 4184387438401), (17, 1230702187765), (85, 246140437553), (112261, 186368705), (561305, 37273741), (1908437, 10962865), (2192573, 9542185)]