156957979060

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{19188017}}^1$

素因数の和:19188435

約数の個数: 24

約数和(自身を含む): 330417669960

約数和(自身を除く): 173459690900

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 19188017, 38376034, 76752068, 95940085, 191880170, 383760340, 7847898953, 15695797906, 31391595812, 39239494765, 78478989530, 156957979060]

約数ペア:

[(1, 156957979060), (2, 78478989530), (4, 39239494765), (5, 31391595812), (10, 15695797906), (20, 7847898953), (409, 383760340), (818, 191880170), (1636, 95940085), (2045, 76752068), (4090, 38376034), (8180, 19188017)]