18845460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11633}}^1$

素因数の和:11654

約数の個数: 60

約数和(自身を含む): 59123988

約数和(自身を除く): 40278528

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11633, 23266, 34899, 46532, 58165, 69798, 104697, 116330, 139596, 174495, 209394, 232660, 314091, 348990, 418788, 523485, 628182, 697980, 942273, 1046970, 1256364, 1570455, 1884546, 2093940, 3140910, 3769092, 4711365, 6281820, 9422730, 18845460]

約数ペア:

[(1, 18845460), (2, 9422730), (3, 6281820), (4, 4711365), (5, 3769092), (6, 3140910), (9, 2093940), (10, 1884546), (12, 1570455), (15, 1256364), (18, 1046970), (20, 942273), (27, 697980), (30, 628182), (36, 523485), (45, 418788), (54, 348990), (60, 314091), (81, 232660), (90, 209394), (108, 174495), (135, 139596), (162, 116330), (180, 104697), (270, 69798), (324, 58165), (405, 46532), (540, 34899), (810, 23266), (1620, 11633)]