19715528

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1511}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 22741432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1511, 1631, 1864, 3022, 3262, 6044, 6524, 10577, 12088, 13048, 21154, 42308, 84616, 352063, 704126, 1408252, 2464441, 2816504, 4928882, 9857764, 19715528]

約数ペア:

[(1, 19715528), (2, 9857764), (4, 4928882), (7, 2816504), (8, 2464441), (14, 1408252), (28, 704126), (56, 352063), (233, 84616), (466, 42308), (932, 21154), (1511, 13048), (1631, 12088), (1864, 10577), (3022, 6524), (3262, 6044)]