19310877

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 29090880

約数和(自身を除く): 9780003

約数列:

[1, 3, 9, 41, 59, 123, 177, 369, 531, 887, 2419, 2661, 7257, 7983, 21771, 36367, 52333, 109101, 156999, 327303, 470997, 2145653, 6436959, 19310877]

約数ペア:

[(1, 19310877), (3, 6436959), (9, 2145653), (41, 470997), (59, 327303), (123, 156999), (177, 109101), (369, 52333), (531, 36367), (887, 21771), (2419, 7983), (2661, 7257)]