20156716

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 36091440

約数和(自身を除く): 15934724

約数列:

[1, 2, 4, 83, 109, 166, 218, 332, 436, 557, 1114, 2228, 9047, 18094, 36188, 46231, 60713, 92462, 121426, 184924, 242852, 5039179, 10078358, 20156716]

約数ペア:

[(1, 20156716), (2, 10078358), (4, 5039179), (83, 242852), (109, 184924), (166, 121426), (218, 92462), (332, 60713), (436, 46231), (557, 36188), (1114, 18094), (2228, 9047)]