20145229444

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1663}}^1\times {\mathrm{70429}}^1$

素因数の和:72139

約数の個数: 24

約数和(自身を含む): 36096220160

約数和(自身を除く): 15950990716

約数列:

[1, 2, 4, 43, 86, 172, 1663, 3326, 6652, 70429, 71509, 140858, 143018, 281716, 286036, 3028447, 6056894, 12113788, 117123427, 234246854, 468493708, 5036307361, 10072614722, 20145229444]

約数ペア:

[(1, 20145229444), (2, 10072614722), (4, 5036307361), (43, 468493708), (86, 234246854), (172, 117123427), (1663, 12113788), (3326, 6056894), (6652, 3028447), (70429, 286036), (71509, 281716), (140858, 143018)]