2064890018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{11423}}^1$

素因数の和:11582

約数の個数: 32

約数和(自身を含む): 3355914240

約数和(自身を除く): 1291024222

約数列:

[1, 2, 19, 38, 67, 71, 134, 142, 1273, 1349, 2546, 2698, 4757, 9514, 11423, 22846, 90383, 180766, 217037, 434074, 765341, 811033, 1530682, 1622066, 14541479, 15409627, 29082958, 30819254, 54339211, 108678422, 1032445009, 2064890018]

約数ペア:

[(1, 2064890018), (2, 1032445009), (19, 108678422), (38, 54339211), (67, 30819254), (71, 29082958), (134, 15409627), (142, 14541479), (1273, 1622066), (1349, 1530682), (2546, 811033), (2698, 765341), (4757, 434074), (9514, 217037), (11423, 180766), (22846, 90383)]