20902998

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{151471}}^1$

素因数の和:151499

約数の個数: 16

約数和(自身を含む): 43623936

約数和(自身を除く): 22720938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 151471, 302942, 454413, 908826, 3483833, 6967666, 10451499, 20902998]

約数ペア:

[(1, 20902998), (2, 10451499), (3, 6967666), (6, 3483833), (23, 908826), (46, 454413), (69, 302942), (138, 151471)]