20484303

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 33753600

約数和(自身を除く): 13269297

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 1029, 1171, 2499, 3513, 5831, 8197, 17493, 19907, 24591, 57379, 59721, 139349, 172137, 401653, 418047, 975443, 1204959, 2926329, 6828101, 20484303]

約数ペア:

[(1, 20484303), (3, 6828101), (7, 2926329), (17, 1204959), (21, 975443), (49, 418047), (51, 401653), (119, 172137), (147, 139349), (343, 59721), (357, 57379), (833, 24591), (1029, 19907), (1171, 17493), (2499, 8197), (3513, 5831)]