20219073308

素因数分解:

$2^2\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1380707}}^1$

素因数の和:1381241

約数の個数: 24

約数和(自身を含む): 40515495552

約数和(自身を除く): 20296422244

約数列:

[1, 2, 4, 7, 14, 28, 523, 1046, 2092, 3661, 7322, 14644, 1380707, 2761414, 5522828, 9664949, 19329898, 38659796, 722109761, 1444219522, 2888439044, 5054768327, 10109536654, 20219073308]

約数ペア:

[(1, 20219073308), (2, 10109536654), (4, 5054768327), (7, 2888439044), (14, 1444219522), (28, 722109761), (523, 38659796), (1046, 19329898), (2092, 9664949), (3661, 5522828), (7322, 2761414), (14644, 1380707)]