19038380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50101}}^1$

素因数の和:50129

約数の個数: 24

約数和(自身を含む): 42085680

約数和(自身を除く): 23047300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 50101, 100202, 200404, 250505, 501010, 951919, 1002020, 1903838, 3807676, 4759595, 9519190, 19038380]

約数ペア:

[(1, 19038380), (2, 9519190), (4, 4759595), (5, 3807676), (10, 1903838), (19, 1002020), (20, 951919), (38, 501010), (76, 250505), (95, 200404), (190, 100202), (380, 50101)]