18893488

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{51341}}^1$

素因数の和:51372

約数の個数: 20

約数和(自身を含む): 38198448

約数和(自身を除く): 19304960

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 51341, 102682, 205364, 410728, 821456, 1180843, 2361686, 4723372, 9446744, 18893488]

約数ペア:

[(1, 18893488), (2, 9446744), (4, 4723372), (8, 2361686), (16, 1180843), (23, 821456), (46, 410728), (92, 205364), (184, 102682), (368, 51341)]