18523190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3727}}^1$

素因数の和:3812

約数の個数: 32

約数和(自身を含む): 38651904

約数和(自身を除く): 20128714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3727, 4970, 7454, 18635, 26089, 37270, 52178, 130445, 260890, 264617, 529234, 1323085, 1852319, 2646170, 3704638, 9261595, 18523190]

約数ペア:

[(1, 18523190), (2, 9261595), (5, 3704638), (7, 2646170), (10, 1852319), (14, 1323085), (35, 529234), (70, 264617), (71, 260890), (142, 130445), (355, 52178), (497, 37270), (710, 26089), (994, 18635), (2485, 7454), (3727, 4970)]