219309796

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{245863}}^1$

素因数の和:246090

約数の個数: 12

約数和(自身を含む): 385514752

約数和(自身を除く): 166204956

約数列:

[1, 2, 4, 223, 446, 892, 245863, 491726, 983452, 54827449, 109654898, 219309796]

約数ペア:

[(1, 219309796), (2, 109654898), (4, 54827449), (223, 983452), (446, 491726), (892, 245863)]