20172321324

素因数分解:

$2^2\times 3^5\times {\mathrm{661}}^1\times {\mathrm{31397}}^1$

素因数の和:32077

約数の個数: 72

約数和(自身を含む): 52961392848

約数和(自身を除く): 32789071524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 661, 972, 1322, 1983, 2644, 3966, 5949, 7932, 11898, 17847, 23796, 31397, 35694, 53541, 62794, 71388, 94191, 107082, 125588, 160623, 188382, 214164, 282573, 321246, 376764, 565146, 642492, 847719, 1130292, 1695438, 2543157, 3390876, 5086314, 7629471, 10172628, 15258942, 20753417, 30517884, 41506834, 62260251, 83013668, 124520502, 186780753, 249041004, 373561506, 560342259, 747123012, 1120684518, 1681026777, 2241369036, 3362053554, 5043080331, 6724107108, 10086160662, 20172321324]

約数ペア:

[(1, 20172321324), (2, 10086160662), (3, 6724107108), (4, 5043080331), (6, 3362053554), (9, 2241369036), (12, 1681026777), (18, 1120684518), (27, 747123012), (36, 560342259), (54, 373561506), (81, 249041004), (108, 186780753), (162, 124520502), (243, 83013668), (324, 62260251), (486, 41506834), (661, 30517884), (972, 20753417), (1322, 15258942), (1983, 10172628), (2644, 7629471), (3966, 5086314), (5949, 3390876), (7932, 2543157), (11898, 1695438), (17847, 1130292), (23796, 847719), (31397, 642492), (35694, 565146), (53541, 376764), (62794, 321246), (71388, 282573), (94191, 214164), (107082, 188382), (125588, 160623)]