19147728

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9277}}^1$

素因数の和:9331

約数の個数: 40

約数和(自身を含む): 50620768

約数和(自身を除く): 31473040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9277, 18554, 27831, 37108, 55662, 74216, 111324, 148432, 222648, 398911, 445296, 797822, 1196733, 1595644, 2393466, 3191288, 4786932, 6382576, 9573864, 19147728]

約数ペア:

[(1, 19147728), (2, 9573864), (3, 6382576), (4, 4786932), (6, 3191288), (8, 2393466), (12, 1595644), (16, 1196733), (24, 797822), (43, 445296), (48, 398911), (86, 222648), (129, 148432), (172, 111324), (258, 74216), (344, 55662), (516, 37108), (688, 27831), (1032, 18554), (2064, 9277)]