20697136

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24407}}^1$

素因数の和:24468

約数の個数: 20

約数和(自身を含む): 40858992

約数和(自身を除く): 20161856

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24407, 48814, 97628, 195256, 390512, 1293571, 2587142, 5174284, 10348568, 20697136]

約数ペア:

[(1, 20697136), (2, 10348568), (4, 5174284), (8, 2587142), (16, 1293571), (53, 390512), (106, 195256), (212, 97628), (424, 48814), (848, 24407)]