18687630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47917}}^1$

素因数の和:47940

約数の個数: 32

約数和(自身を含む): 48301344

約数和(自身を除く): 29613714

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47917, 95834, 143751, 239585, 287502, 479170, 622921, 718755, 1245842, 1437510, 1868763, 3114605, 3737526, 6229210, 9343815, 18687630]

約数ペア:

[(1, 18687630), (2, 9343815), (3, 6229210), (5, 3737526), (6, 3114605), (10, 1868763), (13, 1437510), (15, 1245842), (26, 718755), (30, 622921), (39, 479170), (65, 287502), (78, 239585), (130, 143751), (195, 95834), (390, 47917)]