18928630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2393}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 39299904

約数和(自身を除く): 20371274

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 2393, 3955, 4786, 7910, 11965, 16751, 23930, 33502, 83755, 167510, 270409, 540818, 1352045, 1892863, 2704090, 3785726, 9464315, 18928630]

約数ペア:

[(1, 18928630), (2, 9464315), (5, 3785726), (7, 2704090), (10, 1892863), (14, 1352045), (35, 540818), (70, 270409), (113, 167510), (226, 83755), (565, 33502), (791, 23930), (1130, 16751), (1582, 11965), (2393, 7910), (3955, 4786)]