19491660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{108287}}^1$

素因数の和:108302

約数の個数: 36

約数和(自身を含む): 59125248

約数和(自身を除く): 39633588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 108287, 216574, 324861, 433148, 541435, 649722, 974583, 1082870, 1299444, 1624305, 1949166, 2165740, 3248610, 3898332, 4872915, 6497220, 9745830, 19491660]

約数ペア:

[(1, 19491660), (2, 9745830), (3, 6497220), (4, 4872915), (5, 3898332), (6, 3248610), (9, 2165740), (10, 1949166), (12, 1624305), (15, 1299444), (18, 1082870), (20, 974583), (30, 649722), (36, 541435), (45, 433148), (60, 324861), (90, 216574), (180, 108287)]