13883420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16931}}^1$

素因数の和:16981

約数の個数: 24

約数和(自身を含む): 29868048

約数和(自身を除く): 15984628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 16931, 33862, 67724, 84655, 169310, 338620, 694171, 1388342, 2776684, 3470855, 6941710, 13883420]

約数ペア:

[(1, 13883420), (2, 6941710), (4, 3470855), (5, 2776684), (10, 1388342), (20, 694171), (41, 338620), (82, 169310), (164, 84655), (205, 67724), (410, 33862), (820, 16931)]