20556062

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 24

約数和(自身を含む): 33082992

約数和(自身を除く): 12526930

約数列:

[1, 2, 19, 38, 71, 142, 361, 401, 722, 802, 1349, 2698, 7619, 15238, 25631, 28471, 51262, 56942, 144761, 289522, 540949, 1081898, 10278031, 20556062]

約数ペア:

[(1, 20556062), (2, 10278031), (19, 1081898), (38, 540949), (71, 289522), (142, 144761), (361, 56942), (401, 51262), (722, 28471), (802, 25631), (1349, 15238), (2698, 7619)]