20165566485

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32789539}}^1$

素因数の和:32789588

約数の個数: 16

約数和(自身を含む): 33051856320

約数和(自身を除く): 12886289835

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 32789539, 98368617, 163947695, 491843085, 1344371099, 4033113297, 6721855495, 20165566485]

約数ペア:

[(1, 20165566485), (3, 6721855495), (5, 4033113297), (15, 1344371099), (41, 491843085), (123, 163947695), (205, 98368617), (615, 32789539)]