20175236484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1208677}}^1$

素因数の和:1208804

約数の個数: 48

約数和(自身を含む): 51170591808

約数和(自身を除く): 30995355324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 156, 214, 321, 428, 642, 1284, 1391, 2782, 4173, 5564, 8346, 16692, 1208677, 2417354, 3626031, 4834708, 7252062, 14504124, 15712801, 31425602, 47138403, 62851204, 94276806, 129328439, 188553612, 258656878, 387985317, 517313756, 775970634, 1551941268, 1681269707, 3362539414, 5043809121, 6725078828, 10087618242, 20175236484]

約数ペア:

[(1, 20175236484), (2, 10087618242), (3, 6725078828), (4, 5043809121), (6, 3362539414), (12, 1681269707), (13, 1551941268), (26, 775970634), (39, 517313756), (52, 387985317), (78, 258656878), (107, 188553612), (156, 129328439), (214, 94276806), (321, 62851204), (428, 47138403), (642, 31425602), (1284, 15712801), (1391, 14504124), (2782, 7252062), (4173, 4834708), (5564, 3626031), (8346, 2417354), (16692, 1208677)]