20848658875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{369821}}^1$

素因数の和:369888

約数の個数: 32

約数和(自身を含む): 29076884928

約数和(自身を除く): 8228226053

約数列:

[1, 5, 11, 25, 41, 55, 125, 205, 275, 451, 1025, 1375, 2255, 5125, 11275, 56375, 369821, 1849105, 4068031, 9245525, 15162661, 20340155, 46227625, 75813305, 101700775, 166789271, 379066525, 508503875, 833946355, 1895332625, 4169731775, 20848658875]

約数ペア:

[(1, 20848658875), (5, 4169731775), (11, 1895332625), (25, 833946355), (41, 508503875), (55, 379066525), (125, 166789271), (205, 101700775), (275, 75813305), (451, 46227625), (1025, 20340155), (1375, 15162661), (2255, 9245525), (5125, 4068031), (11275, 1849105), (56375, 369821)]