20462724

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{4339}}^1$

素因数の和:4480

約数の個数: 36

約数和(自身を含む): 52132080

約数和(自身を除く): 31669356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4339, 4716, 8678, 13017, 17356, 26034, 39051, 52068, 78102, 156204, 568409, 1136818, 1705227, 2273636, 3410454, 5115681, 6820908, 10231362, 20462724]

約数ペア:

[(1, 20462724), (2, 10231362), (3, 6820908), (4, 5115681), (6, 3410454), (9, 2273636), (12, 1705227), (18, 1136818), (36, 568409), (131, 156204), (262, 78102), (393, 52068), (524, 39051), (786, 26034), (1179, 17356), (1572, 13017), (2358, 8678), (4339, 4716)]