20165953845

素因数分解:

$3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2413639}}^1$

素因数の和:2414204

約数の個数: 16

約数和(自身を含む): 32323466880

約数和(自身を除く): 12157513035

約数列:

[1, 3, 5, 15, 557, 1671, 2785, 8355, 2413639, 7240917, 12068195, 36204585, 1344396923, 4033190769, 6721984615, 20165953845]

約数ペア:

[(1, 20165953845), (3, 6721984615), (5, 4033190769), (15, 1344396923), (557, 36204585), (1671, 12068195), (2785, 7240917), (8355, 2413639)]