18258165

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2687}}^1$

素因数の和:2849

約数の個数: 24

約数和(自身を含む): 31868928

約数和(自身を除く): 13610763

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 2687, 6795, 8061, 13435, 24183, 40305, 120915, 405737, 1217211, 2028685, 3651633, 6086055, 18258165]

約数ペア:

[(1, 18258165), (3, 6086055), (5, 3651633), (9, 2028685), (15, 1217211), (45, 405737), (151, 120915), (453, 40305), (755, 24183), (1359, 13435), (2265, 8061), (2687, 6795)]