20196212

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 36156960

約数和(自身を除く): 15960748

約数列:

[1, 2, 4, 67, 134, 179, 268, 358, 421, 716, 842, 1684, 11993, 23986, 28207, 47972, 56414, 75359, 112828, 150718, 301436, 5049053, 10098106, 20196212]

約数ペア:

[(1, 20196212), (2, 10098106), (4, 5049053), (67, 301436), (134, 150718), (179, 112828), (268, 75359), (358, 56414), (421, 47972), (716, 28207), (842, 23986), (1684, 11993)]