18263968

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{19681}}^1$

素因数の和:19720

約数の個数: 24

約数和(自身を含む): 37198980

約数和(自身を除く): 18935012

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 19681, 39362, 78724, 157448, 314896, 570749, 629792, 1141498, 2282996, 4565992, 9131984, 18263968]

約数ペア:

[(1, 18263968), (2, 9131984), (4, 4565992), (8, 2282996), (16, 1141498), (29, 629792), (32, 570749), (58, 314896), (116, 157448), (232, 78724), (464, 39362), (928, 19681)]