19240910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1772

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 18498610

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 1663, 2314, 3326, 5785, 8315, 11570, 16630, 21619, 43238, 108095, 148007, 216190, 296014, 740035, 1480070, 1924091, 3848182, 9620455, 19240910]

約数ペア:

[(1, 19240910), (2, 9620455), (5, 3848182), (10, 1924091), (13, 1480070), (26, 740035), (65, 296014), (89, 216190), (130, 148007), (178, 108095), (445, 43238), (890, 21619), (1157, 16630), (1663, 11570), (2314, 8315), (3326, 5785)]