19974876

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{38711}}^1$

素因数の和:38761

約数の個数: 24

約数和(自身を含む): 47693184

約数和(自身を除く): 27718308

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 38711, 77422, 116133, 154844, 232266, 464532, 1664573, 3329146, 4993719, 6658292, 9987438, 19974876]

約数ペア:

[(1, 19974876), (2, 9987438), (3, 6658292), (4, 4993719), (6, 3329146), (12, 1664573), (43, 464532), (86, 232266), (129, 154844), (172, 116133), (258, 77422), (516, 38711)]