220161008

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{443873}}^1$

素因数の和:443912

約数の個数: 20

約数和(自身を含む): 440323008

約数和(自身を除く): 220162000

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 443873, 887746, 1775492, 3550984, 7101968, 13760063, 27520126, 55040252, 110080504, 220161008]

約数ペア:

[(1, 220161008), (2, 110080504), (4, 55040252), (8, 27520126), (16, 13760063), (31, 7101968), (62, 3550984), (124, 1775492), (248, 887746), (496, 443873)]