20159372

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1481}}^1$

素因数の和:1609

約数の個数: 24

約数和(自身を含む): 36599472

約数和(自身を除く): 16440100

約数列:

[1, 2, 4, 41, 82, 83, 164, 166, 332, 1481, 2962, 3403, 5924, 6806, 13612, 60721, 121442, 122923, 242884, 245846, 491692, 5039843, 10079686, 20159372]

約数ペア:

[(1, 20159372), (2, 10079686), (4, 5039843), (41, 491692), (82, 245846), (83, 242884), (164, 122923), (166, 121442), (332, 60721), (1481, 13612), (2962, 6806), (3403, 5924)]