19361552

素因数分解:

$2^4\times 7^1\times {\mathrm{172871}}^1$

素因数の和:172886

約数の個数: 20

約数和(自身を含む): 42872256

約数和(自身を除く): 23510704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172871, 345742, 691484, 1210097, 1382968, 2420194, 2765936, 4840388, 9680776, 19361552]

約数ペア:

[(1, 19361552), (2, 9680776), (4, 4840388), (7, 2765936), (8, 2420194), (14, 1382968), (16, 1210097), (28, 691484), (56, 345742), (112, 172871)]