328157072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{661607}}^1$

素因数の和:661646

約数の個数: 20

約数和(自身を含む): 656315136

約数和(自身を除く): 328158064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 661607, 1323214, 2646428, 5292856, 10585712, 20509817, 41019634, 82039268, 164078536, 328157072]

約数ペア:

[(1, 328157072), (2, 164078536), (4, 82039268), (8, 41019634), (16, 20509817), (31, 10585712), (62, 5292856), (124, 2646428), (248, 1323214), (496, 661607)]