18770328

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{13721}}^1$

素因数の和:13752

約数の個数: 48

約数和(自身を含む): 53515800

約数和(自身を除く): 34745472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 13721, 27442, 41163, 54884, 82326, 109768, 123489, 164652, 246978, 260699, 329304, 493956, 521398, 782097, 987912, 1042796, 1564194, 2085592, 2346291, 3128388, 4692582, 6256776, 9385164, 18770328]

約数ペア:

[(1, 18770328), (2, 9385164), (3, 6256776), (4, 4692582), (6, 3128388), (8, 2346291), (9, 2085592), (12, 1564194), (18, 1042796), (19, 987912), (24, 782097), (36, 521398), (38, 493956), (57, 329304), (72, 260699), (76, 246978), (114, 164652), (152, 123489), (171, 109768), (228, 82326), (342, 54884), (456, 41163), (684, 27442), (1368, 13721)]