20104396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3547}}^1$

素因数の和:3673

約数の個数: 24

約数和(自身を含む): 38247440

約数和(自身を除く): 18143044

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 3547, 5668, 7094, 14188, 46111, 92222, 184444, 386623, 773246, 1546492, 5026099, 10052198, 20104396]

約数ペア:

[(1, 20104396), (2, 10052198), (4, 5026099), (13, 1546492), (26, 773246), (52, 386623), (109, 184444), (218, 92222), (436, 46111), (1417, 14188), (2834, 7094), (3547, 5668)]