19946444

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{13441}}^1$

素因数の和:13505

約数の個数: 24

約数和(自身を含む): 40648608

約数和(自身を除く): 20702164

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 13441, 26882, 53764, 94087, 188174, 376348, 712373, 1424746, 2849492, 4986611, 9973222, 19946444]

約数ペア:

[(1, 19946444), (2, 9973222), (4, 4986611), (7, 2849492), (14, 1424746), (28, 712373), (53, 376348), (106, 188174), (212, 94087), (371, 53764), (742, 26882), (1484, 13441)]