20568528

素因数分解:

$2^4\times 3^2\times {\mathrm{142837}}^1$

素因数の和:142851

約数の個数: 30

約数和(自身を含む): 57563714

約数和(自身を除く): 36995186

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142837, 285674, 428511, 571348, 857022, 1142696, 1285533, 1714044, 2285392, 2571066, 3428088, 5142132, 6856176, 10284264, 20568528]

約数ペア:

[(1, 20568528), (2, 10284264), (3, 6856176), (4, 5142132), (6, 3428088), (8, 2571066), (9, 2285392), (12, 1714044), (16, 1285533), (18, 1142696), (24, 857022), (36, 571348), (48, 428511), (72, 285674), (144, 142837)]