20235517744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97286143}}^1$

素因数の和:97286164

約数の個数: 20

約数和(自身を含む): 42222186496

約数和(自身を除く): 21986668752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97286143, 194572286, 389144572, 778289144, 1264719859, 1556578288, 2529439718, 5058879436, 10117758872, 20235517744]

約数ペア:

[(1, 20235517744), (2, 10117758872), (4, 5058879436), (8, 2529439718), (13, 1556578288), (16, 1264719859), (26, 778289144), (52, 389144572), (104, 194572286), (208, 97286143)]