388505090

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{19319}}^1$

素因数の和:21337

約数の個数: 16

約数和(自身を含む): 699693120

約数和(自身を除く): 311188030

約数列:

[1, 2, 5, 10, 2011, 4022, 10055, 19319, 20110, 38638, 96595, 193190, 38850509, 77701018, 194252545, 388505090]

約数ペア:

[(1, 388505090), (2, 194252545), (5, 77701018), (10, 38850509), (2011, 193190), (4022, 96595), (10055, 38638), (19319, 20110)]