20924930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3037}}^1$

素因数の和:3110

約数の個数: 32

約数和(自身を含む): 41341104

約数和(自身を除く): 20416174

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3037, 3445, 6074, 6890, 15185, 30370, 39481, 78962, 160961, 197405, 321922, 394810, 804805, 1609610, 2092493, 4184986, 10462465, 20924930]

約数ペア:

[(1, 20924930), (2, 10462465), (5, 4184986), (10, 2092493), (13, 1609610), (26, 804805), (53, 394810), (65, 321922), (106, 197405), (130, 160961), (265, 78962), (530, 39481), (689, 30370), (1378, 15185), (3037, 6890), (3445, 6074)]