20187054993

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{42533}}^1$

素因数の和:42873

約数の個数: 32

約数和(自身を含む): 31212470016

約数和(自身を除く): 11025415023

約数列:

[1, 3, 7, 21, 97, 233, 291, 679, 699, 1631, 2037, 4893, 22601, 42533, 67803, 127599, 158207, 297731, 474621, 893193, 4125701, 9910189, 12377103, 28879907, 29730567, 69371323, 86639721, 208113969, 961288333, 2883864999, 6729018331, 20187054993]

約数ペア:

[(1, 20187054993), (3, 6729018331), (7, 2883864999), (21, 961288333), (97, 208113969), (233, 86639721), (291, 69371323), (679, 29730567), (699, 28879907), (1631, 12377103), (2037, 9910189), (4893, 4125701), (22601, 893193), (42533, 474621), (67803, 297731), (127599, 158207)]