221738512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{729403}}^1$

素因数の和:729430

約数の個数: 20

約数和(自身を含む): 452230480

約数和(自身を除く): 230491968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 729403, 1458806, 2917612, 5835224, 11670448, 13858657, 27717314, 55434628, 110869256, 221738512]

約数ペア:

[(1, 221738512), (2, 110869256), (4, 55434628), (8, 27717314), (16, 13858657), (19, 11670448), (38, 5835224), (76, 2917612), (152, 1458806), (304, 729403)]