19395831

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3089}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 33223680

約数和(自身を除く): 13827849

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 3089, 6279, 9267, 21623, 40157, 64869, 71047, 120471, 213141, 281099, 497329, 843297, 923611, 1491987, 2770833, 6465277, 19395831]

約数ペア:

[(1, 19395831), (3, 6465277), (7, 2770833), (13, 1491987), (21, 923611), (23, 843297), (39, 497329), (69, 281099), (91, 213141), (161, 120471), (273, 71047), (299, 64869), (483, 40157), (897, 21623), (2093, 9267), (3089, 6279)]