20785582308

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1627}}^1\times {\mathrm{6781}}^1$

素因数の和:8572

約数の個数: 48

約数和(自身を含む): 48845808704

約数和(自身を除く): 28060226396

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1627, 1884, 3254, 4881, 6508, 6781, 9762, 13562, 19524, 20343, 27124, 40686, 81372, 255439, 510878, 766317, 1021756, 1064617, 1532634, 2129234, 3065268, 3193851, 4258468, 6387702, 11032687, 12775404, 22065374, 33098061, 44130748, 66196122, 132392244, 1732131859, 3464263718, 5196395577, 6928527436, 10392791154, 20785582308]

約数ペア:

[(1, 20785582308), (2, 10392791154), (3, 6928527436), (4, 5196395577), (6, 3464263718), (12, 1732131859), (157, 132392244), (314, 66196122), (471, 44130748), (628, 33098061), (942, 22065374), (1627, 12775404), (1884, 11032687), (3254, 6387702), (4881, 4258468), (6508, 3193851), (6781, 3065268), (9762, 2129234), (13562, 1532634), (19524, 1064617), (20343, 1021756), (27124, 766317), (40686, 510878), (81372, 255439)]