20187156945

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1\times {\mathrm{33589}}^1$

素因数の和:34089

約数の個数: 32

約数和(自身を含む): 32697849600

約数和(自身を除く): 12510692655

約数列:

[1, 3, 5, 15, 103, 309, 389, 515, 1167, 1545, 1945, 5835, 33589, 40067, 100767, 120201, 167945, 200335, 503835, 601005, 3459667, 10379001, 13066121, 17298335, 39198363, 51895005, 65330605, 195991815, 1345810463, 4037431389, 6729052315, 20187156945]

約数ペア:

[(1, 20187156945), (3, 6729052315), (5, 4037431389), (15, 1345810463), (103, 195991815), (309, 65330605), (389, 51895005), (515, 39198363), (1167, 17298335), (1545, 13066121), (1945, 10379001), (5835, 3459667), (33589, 601005), (40067, 503835), (100767, 200335), (120201, 167945)]