17965340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6857}}^1$

素因数の和:6997

約数の個数: 24

約数和(自身を含む): 38020752

約数和(自身を除く): 20055412

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 6857, 13714, 27428, 34285, 68570, 137140, 898267, 1796534, 3593068, 4491335, 8982670, 17965340]

約数ペア:

[(1, 17965340), (2, 8982670), (4, 4491335), (5, 3593068), (10, 1796534), (20, 898267), (131, 137140), (262, 68570), (524, 34285), (655, 27428), (1310, 13714), (2620, 6857)]