20174139

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 30588480

約数和(自身を除く): 10414341

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1289, 1739, 3867, 5217, 11601, 15651, 47693, 60583, 143079, 181749, 429237, 545247, 2241571, 6724713, 20174139]

約数ペア:

[(1, 20174139), (3, 6724713), (9, 2241571), (37, 545247), (47, 429237), (111, 181749), (141, 143079), (333, 60583), (423, 47693), (1289, 15651), (1739, 11601), (3867, 5217)]