219420824

素因数分解:

$2^3\times 7^2\times {\mathrm{559747}}^1$

素因数の和:559767

約数の個数: 24

約数和(自身を含む): 478584540

約数和(自身を除く): 259163716

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 559747, 1119494, 2238988, 3918229, 4477976, 7836458, 15672916, 27427603, 31345832, 54855206, 109710412, 219420824]

約数ペア:

[(1, 219420824), (2, 109710412), (4, 54855206), (7, 31345832), (8, 27427603), (14, 15672916), (28, 7836458), (49, 4477976), (56, 3918229), (98, 2238988), (196, 1119494), (392, 559747)]