18194085

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 39836160

約数和(自身を除く): 21642075

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 819, 945, 1365, 1481, 1755, 2457, 4095, 4443, 7405, 10367, 12285, 13329, 19253, 22215, 31101, 39987, 51835, 57759, 66645, 93303, 96265, 134771, 155505, 173277, 199935, 279909, 288795, 404313, 466515, 519831, 673855, 866385, 1212939, 1399545, 2021565, 2599155, 3638817, 6064695, 18194085]

約数ペア:

[(1, 18194085), (3, 6064695), (5, 3638817), (7, 2599155), (9, 2021565), (13, 1399545), (15, 1212939), (21, 866385), (27, 673855), (35, 519831), (39, 466515), (45, 404313), (63, 288795), (65, 279909), (91, 199935), (105, 173277), (117, 155505), (135, 134771), (189, 96265), (195, 93303), (273, 66645), (315, 57759), (351, 51835), (455, 39987), (585, 31101), (819, 22215), (945, 19253), (1365, 13329), (1481, 12285), (1755, 10367), (2457, 7405), (4095, 4443)]