31238288

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{21937}}^1$

素因数の和:22034

約数の個数: 20

約数和(自身を含む): 61207020

約数和(自身を除く): 29968732

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 21937, 43874, 87748, 175496, 350992, 1952393, 3904786, 7809572, 15619144, 31238288]

約数ペア:

[(1, 31238288), (2, 15619144), (4, 7809572), (8, 3904786), (16, 1952393), (89, 350992), (178, 175496), (356, 87748), (712, 43874), (1424, 21937)]