20490896

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{34613}}^1$

素因数の和:34658

約数の個数: 20

約数和(自身を含む): 40775292

約数和(自身を除く): 20284396

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 34613, 69226, 138452, 276904, 553808, 1280681, 2561362, 5122724, 10245448, 20490896]

約数ペア:

[(1, 20490896), (2, 10245448), (4, 5122724), (8, 2561362), (16, 1280681), (37, 553808), (74, 276904), (148, 138452), (296, 69226), (592, 34613)]