20429514

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5591}}^1$

素因数の和:5635

約数の個数: 48

約数和(自身を含む): 52341120

約数和(自身を除く): 31911606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 5591, 11182, 16773, 33546, 39137, 50319, 78274, 100638, 117411, 162139, 234822, 324278, 352233, 486417, 704466, 972834, 1134973, 1459251, 2269946, 2918502, 3404919, 6809838, 10214757, 20429514]

約数ペア:

[(1, 20429514), (2, 10214757), (3, 6809838), (6, 3404919), (7, 2918502), (9, 2269946), (14, 1459251), (18, 1134973), (21, 972834), (29, 704466), (42, 486417), (58, 352233), (63, 324278), (87, 234822), (126, 162139), (174, 117411), (203, 100638), (261, 78274), (406, 50319), (522, 39137), (609, 33546), (1218, 16773), (1827, 11182), (3654, 5591)]