20539062

素因数分解:

$2^1\times 3^3\times {\mathrm{311}}^1\times {\mathrm{1223}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 45826560

約数和(自身を除く): 25287498

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 311, 622, 933, 1223, 1866, 2446, 2799, 3669, 5598, 7338, 8397, 11007, 16794, 22014, 33021, 66042, 380353, 760706, 1141059, 2282118, 3423177, 6846354, 10269531, 20539062]

約数ペア:

[(1, 20539062), (2, 10269531), (3, 6846354), (6, 3423177), (9, 2282118), (18, 1141059), (27, 760706), (54, 380353), (311, 66042), (622, 33021), (933, 22014), (1223, 16794), (1866, 11007), (2446, 8397), (2799, 7338), (3669, 5598)]