19005479991

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{35573}}^1$

素因数の和:35720

約数の個数: 48

約数和(自身を含む): 29967537600

約数和(自身を除く): 10962057609

約数列:

[1, 3, 9, 23, 29, 69, 87, 89, 207, 261, 267, 667, 801, 2001, 2047, 2581, 6003, 6141, 7743, 18423, 23229, 35573, 59363, 106719, 178089, 320157, 534267, 818179, 1031617, 2454537, 3094851, 3165997, 7363611, 9284553, 9497991, 23727191, 28493973, 71181573, 72817931, 91813913, 213544719, 218453793, 275441739, 655361379, 826325217, 2111719999, 6335159997, 19005479991]

約数ペア:

[(1, 19005479991), (3, 6335159997), (9, 2111719999), (23, 826325217), (29, 655361379), (69, 275441739), (87, 218453793), (89, 213544719), (207, 91813913), (261, 72817931), (267, 71181573), (667, 28493973), (801, 23727191), (2001, 9497991), (2047, 9284553), (2581, 7363611), (6003, 3165997), (6141, 3094851), (7743, 2454537), (18423, 1031617), (23229, 818179), (35573, 534267), (59363, 320157), (106719, 178089)]