18190970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1721}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 37691136

約数和(自身を除く): 19500166

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 1721, 2114, 3442, 5285, 8605, 10570, 12047, 17210, 24094, 60235, 120470, 259871, 519742, 1299355, 1819097, 2598710, 3638194, 9095485, 18190970]

約数ペア:

[(1, 18190970), (2, 9095485), (5, 3638194), (7, 2598710), (10, 1819097), (14, 1299355), (35, 519742), (70, 259871), (151, 120470), (302, 60235), (755, 24094), (1057, 17210), (1510, 12047), (1721, 10570), (2114, 8605), (3442, 5285)]