20317446

素因数分解:

$2^1\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1499}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 25042554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 251, 502, 753, 1499, 1506, 2259, 2998, 4497, 4518, 6777, 8994, 13491, 13554, 26982, 40473, 80946, 376249, 752498, 1128747, 2257494, 3386241, 6772482, 10158723, 20317446]

約数ペア:

[(1, 20317446), (2, 10158723), (3, 6772482), (6, 3386241), (9, 2257494), (18, 1128747), (27, 752498), (54, 376249), (251, 80946), (502, 40473), (753, 26982), (1499, 13554), (1506, 13491), (2259, 8994), (2998, 6777), (4497, 4518)]