123726128

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{47441}}^1$

素因数の和:47612

約数の個数: 20

約数和(自身を含む): 241195128

約数和(自身を除く): 117469000

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 47441, 94882, 189764, 379528, 759056, 7732883, 15465766, 30931532, 61863064, 123726128]

約数ペア:

[(1, 123726128), (2, 61863064), (4, 30931532), (8, 15465766), (16, 7732883), (163, 759056), (326, 379528), (652, 189764), (1304, 94882), (2608, 47441)]