19906718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{683}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 14566882

約数列:

[1, 2, 13, 19, 26, 38, 59, 118, 247, 494, 683, 767, 1121, 1366, 1534, 2242, 8879, 12977, 14573, 17758, 25954, 29146, 40297, 80594, 168701, 337402, 523861, 765643, 1047722, 1531286, 9953359, 19906718]

約数ペア:

[(1, 19906718), (2, 9953359), (13, 1531286), (19, 1047722), (26, 765643), (38, 523861), (59, 337402), (118, 168701), (247, 80594), (494, 40297), (683, 29146), (767, 25954), (1121, 17758), (1366, 14573), (1534, 12977), (2242, 8879)]