12315458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7537}}^1$

素因数の和:7601

約数の個数: 16

約数和(自身を含む): 19900320

約数和(自身を除く): 7584862

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 7537, 15074, 143203, 286406, 324091, 648182, 6157729, 12315458]

約数ペア:

[(1, 12315458), (2, 6157729), (19, 648182), (38, 324091), (43, 286406), (86, 143203), (817, 15074), (1634, 7537)]