19554802

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 29964672

約数和(自身を除く): 10409870

約数列:

[1, 2, 73, 146, 151, 302, 887, 1774, 11023, 22046, 64751, 129502, 133937, 267874, 9777401, 19554802]

約数ペア:

[(1, 19554802), (2, 9777401), (73, 267874), (146, 133937), (151, 129502), (302, 64751), (887, 22046), (1774, 11023)]