20163460726

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{647219}}^1$

素因数の和:647679

約数の個数: 16

約数和(自身を含む): 31136459760

約数和(自身を除く): 10972999034

約数列:

[1, 2, 37, 74, 421, 842, 15577, 31154, 647219, 1294438, 23947103, 47894206, 272479199, 544958398, 10081730363, 20163460726]

約数ペア:

[(1, 20163460726), (2, 10081730363), (37, 544958398), (74, 272479199), (421, 47894206), (842, 23947103), (15577, 1294438), (31154, 647219)]