1994334890

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{12577}}^1$

素因数の和:12842

約数の個数: 32

約数和(自身を含む): 3648726864

約数和(自身を除く): 1654391974

約数列:

[1, 2, 5, 10, 101, 157, 202, 314, 505, 785, 1010, 1570, 12577, 15857, 25154, 31714, 62885, 79285, 125770, 158570, 1270277, 1974589, 2540554, 3949178, 6351385, 9872945, 12702770, 19745890, 199433489, 398866978, 997167445, 1994334890]

約数ペア:

[(1, 1994334890), (2, 997167445), (5, 398866978), (10, 199433489), (101, 19745890), (157, 12702770), (202, 9872945), (314, 6351385), (505, 3949178), (785, 2540554), (1010, 1974589), (1570, 1270277), (12577, 158570), (15857, 125770), (25154, 79285), (31714, 62885)]