20172918666

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^2\times {\mathrm{359}}^1\times {\mathrm{6841}}^1$

素因数の和:7279

約数の個数: 48

約数和(自身を含む): 41587318080

約数和(自身を除く): 21414399414

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 359, 718, 1077, 1369, 2154, 2738, 4107, 6841, 8214, 13283, 13682, 20523, 26566, 39849, 41046, 79698, 253117, 491471, 506234, 759351, 982942, 1474413, 1518702, 2455919, 2948826, 4911838, 7367757, 9365329, 14735514, 18730658, 28095987, 56191974, 90869003, 181738006, 272607009, 545214018, 3362153111, 6724306222, 10086459333, 20172918666]

約数ペア:

[(1, 20172918666), (2, 10086459333), (3, 6724306222), (6, 3362153111), (37, 545214018), (74, 272607009), (111, 181738006), (222, 90869003), (359, 56191974), (718, 28095987), (1077, 18730658), (1369, 14735514), (2154, 9365329), (2738, 7367757), (4107, 4911838), (6841, 2948826), (8214, 2455919), (13283, 1518702), (13682, 1474413), (20523, 982942), (26566, 759351), (39849, 506234), (41046, 491471), (79698, 253117)]