18625490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 36998208

約数和(自身を除く): 18372718

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 107, 130, 169, 206, 214, 338, 515, 535, 845, 1030, 1070, 1339, 1391, 1690, 2678, 2782, 6695, 6955, 11021, 13390, 13910, 17407, 18083, 22042, 34814, 36166, 55105, 87035, 90415, 110210, 143273, 174070, 180830, 286546, 716365, 1432730, 1862549, 3725098, 9312745, 18625490]

約数ペア:

[(1, 18625490), (2, 9312745), (5, 3725098), (10, 1862549), (13, 1432730), (26, 716365), (65, 286546), (103, 180830), (107, 174070), (130, 143273), (169, 110210), (206, 90415), (214, 87035), (338, 55105), (515, 36166), (535, 34814), (845, 22042), (1030, 18083), (1070, 17407), (1339, 13910), (1391, 13390), (1690, 11021), (2678, 6955), (2782, 6695)]