19036905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 31881600

約数和(自身を除く): 12844695

約数列:

[1, 3, 5, 15, 29, 87, 107, 145, 321, 409, 435, 535, 1227, 1605, 2045, 3103, 6135, 9309, 11861, 15515, 35583, 43763, 46545, 59305, 131289, 177915, 218815, 656445, 1269127, 3807381, 6345635, 19036905]

約数ペア:

[(1, 19036905), (3, 6345635), (5, 3807381), (15, 1269127), (29, 656445), (87, 218815), (107, 177915), (145, 131289), (321, 59305), (409, 46545), (435, 43763), (535, 35583), (1227, 15515), (1605, 11861), (2045, 9309), (3103, 6135)]