259402972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{3413197}}^1$

素因数の和:3413220

約数の個数: 12

約数和(自身を含む): 477847720

約数和(自身を除く): 218444748

約数列:

[1, 2, 4, 19, 38, 76, 3413197, 6826394, 13652788, 64850743, 129701486, 259402972]

約数ペア:

[(1, 259402972), (2, 129701486), (4, 64850743), (19, 13652788), (38, 6826394), (76, 3413197)]