17621008

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{2243}}^1$

素因数の和:2742

約数の個数: 20

約数和(自身を含む): 34225488

約数和(自身を除く): 16604480

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 2243, 3928, 4486, 7856, 8972, 17944, 35888, 1101313, 2202626, 4405252, 8810504, 17621008]

約数ペア:

[(1, 17621008), (2, 8810504), (4, 4405252), (8, 2202626), (16, 1101313), (491, 35888), (982, 17944), (1964, 8972), (2243, 7856), (3928, 4486)]