19080990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5171}}^1$

素因数の和:5225

約数の個数: 48

約数和(自身を含む): 50830416

約数和(自身を除く): 31749426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 5171, 10342, 15513, 25855, 31026, 46539, 51710, 77565, 93078, 155130, 212011, 232695, 424022, 465390, 636033, 1060055, 1272066, 1908099, 2120110, 3180165, 3816198, 6360330, 9540495, 19080990]

約数ペア:

[(1, 19080990), (2, 9540495), (3, 6360330), (5, 3816198), (6, 3180165), (9, 2120110), (10, 1908099), (15, 1272066), (18, 1060055), (30, 636033), (41, 465390), (45, 424022), (82, 232695), (90, 212011), (123, 155130), (205, 93078), (246, 77565), (369, 51710), (410, 46539), (615, 31026), (738, 25855), (1230, 15513), (1845, 10342), (3690, 5171)]