18237974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 30139776

約数和(自身を除く): 11901802

約数列:

[1, 2, 17, 34, 47, 94, 101, 113, 202, 226, 799, 1598, 1717, 1921, 3434, 3842, 4747, 5311, 9494, 10622, 11413, 22826, 80699, 90287, 161398, 180574, 194021, 388042, 536411, 1072822, 9118987, 18237974]

約数ペア:

[(1, 18237974), (2, 9118987), (17, 1072822), (34, 536411), (47, 388042), (94, 194021), (101, 180574), (113, 161398), (202, 90287), (226, 80699), (799, 22826), (1598, 11413), (1717, 10622), (1921, 9494), (3434, 5311), (3842, 4747)]