18307393

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 21506688

約数和(自身を除く): 3199295

約数列:

[1, 13, 19, 47, 83, 247, 361, 611, 893, 1079, 1577, 3901, 4693, 11609, 16967, 20501, 29963, 50713, 74119, 220571, 389519, 963547, 1408261, 18307393]

約数ペア:

[(1, 18307393), (13, 1408261), (19, 963547), (47, 389519), (83, 220571), (247, 74119), (361, 50713), (611, 29963), (893, 20501), (1079, 16967), (1577, 11609), (3901, 4693)]