208985384

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{4871}}^1$

素因数の和:5081

約数の個数: 32

約数和(自身を含む): 406909440

約数和(自身を除く): 197924056

約数列:

[1, 2, 4, 8, 31, 62, 124, 173, 248, 346, 692, 1384, 4871, 5363, 9742, 10726, 19484, 21452, 38968, 42904, 151001, 302002, 604004, 842683, 1208008, 1685366, 3370732, 6741464, 26123173, 52246346, 104492692, 208985384]

約数ペア:

[(1, 208985384), (2, 104492692), (4, 52246346), (8, 26123173), (31, 6741464), (62, 3370732), (124, 1685366), (173, 1208008), (248, 842683), (346, 604004), (692, 302002), (1384, 151001), (4871, 42904), (5363, 38968), (9742, 21452), (10726, 19484)]