18729970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5693}}^1$

素因数の和:5754

約数の個数: 32

約数和(自身を含む): 39356928

約数和(自身を除く): 20626958

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 5693, 11386, 28465, 39851, 56930, 79702, 199255, 267571, 398510, 535142, 1337855, 1872997, 2675710, 3745994, 9364985, 18729970]

約数ペア:

[(1, 18729970), (2, 9364985), (5, 3745994), (7, 2675710), (10, 1872997), (14, 1337855), (35, 535142), (47, 398510), (70, 267571), (94, 199255), (235, 79702), (329, 56930), (470, 39851), (658, 28465), (1645, 11386), (3290, 5693)]