18800910

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{2579}}^1$

素因数の和:2604

約数の個数: 56

約数和(自身を含む): 50758920

約数和(自身を除く): 31958010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 2579, 3645, 5158, 7290, 7737, 12895, 15474, 23211, 25790, 38685, 46422, 69633, 77370, 116055, 139266, 208899, 232110, 348165, 417798, 626697, 696330, 1044495, 1253394, 1880091, 2088990, 3133485, 3760182, 6266970, 9400455, 18800910]

約数ペア:

[(1, 18800910), (2, 9400455), (3, 6266970), (5, 3760182), (6, 3133485), (9, 2088990), (10, 1880091), (15, 1253394), (18, 1044495), (27, 696330), (30, 626697), (45, 417798), (54, 348165), (81, 232110), (90, 208899), (135, 139266), (162, 116055), (243, 77370), (270, 69633), (405, 46422), (486, 38685), (729, 25790), (810, 23211), (1215, 15474), (1458, 12895), (2430, 7737), (2579, 7290), (3645, 5158)]