19668610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7963}}^1$

素因数の和:8002

約数の個数: 32

約数和(自身を含む): 40138560

約数和(自身を除く): 20469950

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7963, 15926, 39815, 79630, 103519, 151297, 207038, 302594, 517595, 756485, 1035190, 1512970, 1966861, 3933722, 9834305, 19668610]

約数ペア:

[(1, 19668610), (2, 9834305), (5, 3933722), (10, 1966861), (13, 1512970), (19, 1035190), (26, 756485), (38, 517595), (65, 302594), (95, 207038), (130, 151297), (190, 103519), (247, 79630), (494, 39815), (1235, 15926), (2470, 7963)]