67688336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{222659}}^1$

素因数の和:222686

約数の個数: 20

約数和(自身を含む): 138049200

約数和(自身を除く): 70360864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 222659, 445318, 890636, 1781272, 3562544, 4230521, 8461042, 16922084, 33844168, 67688336]

約数ペア:

[(1, 67688336), (2, 33844168), (4, 16922084), (8, 8461042), (16, 4230521), (19, 3562544), (38, 1781272), (76, 890636), (152, 445318), (304, 222659)]