18019562

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3919}}^1$

素因数の和:3962

約数の個数: 24

約数和(自身を含む): 31281600

約数和(自身を除く): 13262038

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 3919, 4598, 7838, 43109, 74461, 86218, 148922, 474199, 819071, 948398, 1638142, 9009781, 18019562]

約数ペア:

[(1, 18019562), (2, 9009781), (11, 1638142), (19, 948398), (22, 819071), (38, 474199), (121, 148922), (209, 86218), (242, 74461), (418, 43109), (2299, 7838), (3919, 4598)]