20444908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3547}}^1$

素因数の和:3693

約数の個数: 24

約数和(自身を含む): 39340224

約数和(自身を除く): 18895316

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 3547, 5764, 7094, 14188, 39017, 78034, 156068, 464657, 929314, 1858628, 5111227, 10222454, 20444908]

約数ペア:

[(1, 20444908), (2, 10222454), (4, 5111227), (11, 1858628), (22, 929314), (44, 464657), (131, 156068), (262, 78034), (524, 39017), (1441, 14188), (2882, 7094), (3547, 5764)]