20235384

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1663}}^1$

素因数の和:1701

約数の個数: 72

約数和(自身を含む): 59379840

約数和(自身を除く): 39144456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 234, 312, 338, 468, 507, 676, 936, 1014, 1352, 1521, 1663, 2028, 3042, 3326, 4056, 4989, 6084, 6652, 9978, 12168, 13304, 14967, 19956, 21619, 29934, 39912, 43238, 59868, 64857, 86476, 119736, 129714, 172952, 194571, 259428, 281047, 389142, 518856, 562094, 778284, 843141, 1124188, 1556568, 1686282, 2248376, 2529423, 3372564, 5058846, 6745128, 10117692, 20235384]

約数ペア:

[(1, 20235384), (2, 10117692), (3, 6745128), (4, 5058846), (6, 3372564), (8, 2529423), (9, 2248376), (12, 1686282), (13, 1556568), (18, 1124188), (24, 843141), (26, 778284), (36, 562094), (39, 518856), (52, 389142), (72, 281047), (78, 259428), (104, 194571), (117, 172952), (156, 129714), (169, 119736), (234, 86476), (312, 64857), (338, 59868), (468, 43238), (507, 39912), (676, 29934), (936, 21619), (1014, 19956), (1352, 14967), (1521, 13304), (1663, 12168), (2028, 9978), (3042, 6652), (3326, 6084), (4056, 4989)]