20971670

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 38791008

約数和(自身を除く): 17819338

約数列:

[1, 2, 5, 10, 67, 113, 134, 226, 277, 335, 554, 565, 670, 1130, 1385, 2770, 7571, 15142, 18559, 31301, 37118, 37855, 62602, 75710, 92795, 156505, 185590, 313010, 2097167, 4194334, 10485835, 20971670]

約数ペア:

[(1, 20971670), (2, 10485835), (5, 4194334), (10, 2097167), (67, 313010), (113, 185590), (134, 156505), (226, 92795), (277, 75710), (335, 62602), (554, 37855), (565, 37118), (670, 31301), (1130, 18559), (1385, 15142), (2770, 7571)]