67643728

素因数分解:

$2^4\times {\mathrm{1423}}^1\times {\mathrm{2971}}^1$

素因数の和:4402

約数の個数: 20

約数和(自身を含む): 131195968

約数和(自身を除く): 63552240

約数列:

[1, 2, 4, 8, 16, 1423, 2846, 2971, 5692, 5942, 11384, 11884, 22768, 23768, 47536, 4227733, 8455466, 16910932, 33821864, 67643728]

約数ペア:

[(1, 67643728), (2, 33821864), (4, 16910932), (8, 8455466), (16, 4227733), (1423, 47536), (2846, 23768), (2971, 22768), (5692, 11884), (5942, 11384)]