19903548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{236947}}^1$

素因数の和:236961

約数の個数: 24

約数和(自身を含む): 53076352

約数和(自身を除く): 33172804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 236947, 473894, 710841, 947788, 1421682, 1658629, 2843364, 3317258, 4975887, 6634516, 9951774, 19903548]

約数ペア:

[(1, 19903548), (2, 9951774), (3, 6634516), (4, 4975887), (6, 3317258), (7, 2843364), (12, 1658629), (14, 1421682), (21, 947788), (28, 710841), (42, 473894), (84, 236947)]