20162495728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{168673}}^1$

素因数の和:168953

約数の個数: 40

約数和(自身を含む): 40492555136

約数和(自身を除く): 20330059408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 241, 248, 482, 496, 964, 1928, 3856, 7471, 14942, 29884, 59768, 119536, 168673, 337346, 674692, 1349384, 2698768, 5228863, 10457726, 20915452, 40650193, 41830904, 81300386, 83661808, 162600772, 325201544, 650403088, 1260155983, 2520311966, 5040623932, 10081247864, 20162495728]

約数ペア:

[(1, 20162495728), (2, 10081247864), (4, 5040623932), (8, 2520311966), (16, 1260155983), (31, 650403088), (62, 325201544), (124, 162600772), (241, 83661808), (248, 81300386), (482, 41830904), (496, 40650193), (964, 20915452), (1928, 10457726), (3856, 5228863), (7471, 2698768), (14942, 1349384), (29884, 674692), (59768, 337346), (119536, 168673)]