1640384624

素因数分解:

$2^4\times {\mathrm{7159}}^1\times {\mathrm{14321}}^1$

素因数の和:21488

約数の個数: 20

約数和(自身を含む): 3178911120

約数和(自身を除く): 1538526496

約数列:

[1, 2, 4, 8, 16, 7159, 14318, 14321, 28636, 28642, 57272, 57284, 114544, 114568, 229136, 102524039, 205048078, 410096156, 820192312, 1640384624]

約数ペア:

[(1, 1640384624), (2, 820192312), (4, 410096156), (8, 205048078), (16, 102524039), (7159, 229136), (14318, 114568), (14321, 114544), (28636, 57284), (28642, 57272)]