12581768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 25349760

約数和(自身を除く): 12767992

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 1303, 2414, 2606, 4828, 5212, 9656, 10424, 22151, 44302, 88604, 92513, 177208, 185026, 370052, 740104, 1572721, 3145442, 6290884, 12581768]

約数ペア:

[(1, 12581768), (2, 6290884), (4, 3145442), (8, 1572721), (17, 740104), (34, 370052), (68, 185026), (71, 177208), (136, 92513), (142, 88604), (284, 44302), (568, 22151), (1207, 10424), (1303, 9656), (2414, 5212), (2606, 4828)]