20171851868

素因数分解:

$2^2\times 7^1\times {\mathrm{2693}}^1\times {\mathrm{267517}}^1$

素因数の和:270221

約数の個数: 24

約数和(自身を含む): 40358835552

約数和(自身を除く): 20186983684

約数列:

[1, 2, 4, 7, 14, 28, 2693, 5386, 10772, 18851, 37702, 75404, 267517, 535034, 1070068, 1872619, 3745238, 7490476, 720423281, 1440846562, 2881693124, 5042962967, 10085925934, 20171851868]

約数ペア:

[(1, 20171851868), (2, 10085925934), (4, 5042962967), (7, 2881693124), (14, 1440846562), (28, 720423281), (2693, 7490476), (5386, 3745238), (10772, 1872619), (18851, 1070068), (37702, 535034), (75404, 267517)]