20551405724

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{1471}}^1\times {\mathrm{1889}}^1$

素因数の和:3450

約数の個数: 36

約数和(自身を含む): 36865342080

約数和(自身を除く): 16313936356

約数列:

[1, 2, 4, 43, 86, 172, 1471, 1849, 1889, 2942, 3698, 3778, 5884, 7396, 7556, 63253, 81227, 126506, 162454, 253012, 324908, 2719879, 2778719, 3492761, 5439758, 5557438, 6985522, 10879516, 11114876, 13971044, 119484917, 238969834, 477939668, 5137851431, 10275702862, 20551405724]

約数ペア:

[(1, 20551405724), (2, 10275702862), (4, 5137851431), (43, 477939668), (86, 238969834), (172, 119484917), (1471, 13971044), (1849, 11114876), (1889, 10879516), (2942, 6985522), (3698, 5557438), (3778, 5439758), (5884, 3492761), (7396, 2778719), (7556, 2719879), (63253, 324908), (81227, 253012), (126506, 162454)]