20213692

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2239}}^1$

素因数の和:2341

約数の個数: 24

約数和(自身を含む): 36942080

約数和(自身を除く): 16728388

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2239, 2257, 4478, 4514, 8956, 9028, 82843, 136579, 165686, 273158, 331372, 546316, 5053423, 10106846, 20213692]

約数ペア:

[(1, 20213692), (2, 10106846), (4, 5053423), (37, 546316), (61, 331372), (74, 273158), (122, 165686), (148, 136579), (244, 82843), (2239, 9028), (2257, 8956), (4478, 4514)]