19845177

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 31395840

約数和(自身を除く): 11550663

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 1021, 1023, 1767, 3063, 6479, 11231, 19399, 19437, 31651, 33693, 58197, 94953, 213389, 348161, 601369, 640167, 1044483, 1804107, 6615059, 19845177]

約数ペア:

[(1, 19845177), (3, 6615059), (11, 1804107), (19, 1044483), (31, 640167), (33, 601369), (57, 348161), (93, 213389), (209, 94953), (341, 58197), (589, 33693), (627, 31651), (1021, 19437), (1023, 19399), (1767, 11231), (3063, 6479)]