19953488

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{6967}}^1$

素因数の和:7154

約数の個数: 20

約数和(自身を含む): 38881440

約数和(自身を除く): 18927952

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 6967, 13934, 27868, 55736, 111472, 1247093, 2494186, 4988372, 9976744, 19953488]

約数ペア:

[(1, 19953488), (2, 9976744), (4, 4988372), (8, 2494186), (16, 1247093), (179, 111472), (358, 55736), (716, 27868), (1432, 13934), (2864, 6967)]