19370888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{142433}}^1$

素因数の和:142456

約数の個数: 16

約数和(自身を含む): 38457180

約数和(自身を除く): 19086292

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 142433, 284866, 569732, 1139464, 2421361, 4842722, 9685444, 19370888]

約数ペア:

[(1, 19370888), (2, 9685444), (4, 4842722), (8, 2421361), (17, 1139464), (34, 569732), (68, 284866), (136, 142433)]