1639918654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{4159}}^1\times {\mathrm{17923}}^1$

素因数の和:22095

約数の個数: 16

約数和(自身を含む): 2684298240

約数和(自身を除く): 1044379586

約数列:

[1, 2, 11, 22, 4159, 8318, 17923, 35846, 45749, 91498, 197153, 394306, 74541757, 149083514, 819959327, 1639918654]

約数ペア:

[(1, 1639918654), (2, 819959327), (11, 149083514), (22, 74541757), (4159, 394306), (8318, 197153), (17923, 91498), (35846, 45749)]