20108997555

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32697557}}^1$

素因数の和:32697606

約数の個数: 16

約数和(自身を含む): 32959138464

約数和(自身を除く): 12850140909

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 32697557, 98092671, 163487785, 490463355, 1340599837, 4021799511, 6702999185, 20108997555]

約数ペア:

[(1, 20108997555), (3, 6702999185), (5, 4021799511), (15, 1340599837), (41, 490463355), (123, 163487785), (205, 98092671), (615, 32697557)]