207920312

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{313133}}^1$

素因数の和:313222

約数の個数: 16

約数和(自身を含む): 394548840

約数和(自身を除く): 186628528

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 313133, 626266, 1252532, 2505064, 25990039, 51980078, 103960156, 207920312]

約数ペア:

[(1, 207920312), (2, 103960156), (4, 51980078), (8, 25990039), (83, 2505064), (166, 1252532), (332, 626266), (664, 313133)]