18574990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{599}}^1$

素因数の和:1056

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 19786610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 599, 886, 1198, 2215, 2995, 3101, 4193, 4430, 5990, 6202, 8386, 15505, 20965, 31010, 41930, 265357, 530714, 1326785, 1857499, 2653570, 3714998, 9287495, 18574990]

約数ペア:

[(1, 18574990), (2, 9287495), (5, 3714998), (7, 2653570), (10, 1857499), (14, 1326785), (35, 530714), (70, 265357), (443, 41930), (599, 31010), (886, 20965), (1198, 15505), (2215, 8386), (2995, 6202), (3101, 5990), (4193, 4430)]