20376855

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6203}}^1$

素因数の和:6287

約数の個数: 24

約数和(自身を含む): 35809488

約数和(自身を除く): 15432633

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 6203, 18609, 31015, 55827, 93045, 279135, 452819, 1358457, 2264095, 4075371, 6792285, 20376855]

約数ペア:

[(1, 20376855), (3, 6792285), (5, 4075371), (9, 2264095), (15, 1358457), (45, 452819), (73, 279135), (219, 93045), (365, 55827), (657, 31015), (1095, 18609), (3285, 6203)]