18975476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3613}}^1$

素因数の和:3731

約数の個数: 24

約数和(自身を含む): 36125544

約数和(自身を除く): 17150068

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 3613, 5252, 7226, 14452, 46969, 93938, 187876, 364913, 729826, 1459652, 4743869, 9487738, 18975476]

約数ペア:

[(1, 18975476), (2, 9487738), (4, 4743869), (13, 1459652), (26, 729826), (52, 364913), (101, 187876), (202, 93938), (404, 46969), (1313, 14452), (2626, 7226), (3613, 5252)]