18817778042

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2207}}^1\times {\mathrm{21001}}^1$

素因数の和:23246

約数の個数: 32

約数和(自身を含む): 33388139520

約数和(自身を除く): 14570361478

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 2207, 4414, 15449, 21001, 30898, 42002, 64003, 128006, 147007, 294014, 448021, 609029, 896042, 1218058, 4263203, 8526406, 46349207, 92698414, 324444449, 648888898, 1344127003, 2688254006, 9408889021, 18817778042]

約数ペア:

[(1, 18817778042), (2, 9408889021), (7, 2688254006), (14, 1344127003), (29, 648888898), (58, 324444449), (203, 92698414), (406, 46349207), (2207, 8526406), (4414, 4263203), (15449, 1218058), (21001, 896042), (30898, 609029), (42002, 448021), (64003, 294014), (128006, 147007)]