20218112

素因数分解:

$2^8\times {\mathrm{78977}}^1$

素因数の和:78993

約数の個数: 18

約数和(自身を含む): 40357758

約数和(自身を除く): 20139646

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78977, 157954, 315908, 631816, 1263632, 2527264, 5054528, 10109056, 20218112]

約数ペア:

[(1, 20218112), (2, 10109056), (4, 5054528), (8, 2527264), (16, 1263632), (32, 631816), (64, 315908), (128, 157954), (256, 78977)]