18680595

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 30730752

約数和(自身を除く): 12050157

約数列:

[1, 3, 5, 15, 103, 107, 113, 309, 321, 339, 515, 535, 565, 1545, 1605, 1695, 11021, 11639, 12091, 33063, 34917, 36273, 55105, 58195, 60455, 165315, 174585, 181365, 1245373, 3736119, 6226865, 18680595]

約数ペア:

[(1, 18680595), (3, 6226865), (5, 3736119), (15, 1245373), (103, 181365), (107, 174585), (113, 165315), (309, 60455), (321, 58195), (339, 55105), (515, 36273), (535, 34917), (565, 33063), (1545, 12091), (1605, 11639), (1695, 11021)]