20659233

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1181}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 34041600

約数和(自身を除く): 13382367

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 1029, 1181, 2499, 3543, 5831, 8267, 17493, 20077, 24801, 57869, 60231, 140539, 173607, 405083, 421617, 983773, 1215249, 2951319, 6886411, 20659233]

約数ペア:

[(1, 20659233), (3, 6886411), (7, 2951319), (17, 1215249), (21, 983773), (49, 421617), (51, 405083), (119, 173607), (147, 140539), (343, 60231), (357, 57869), (833, 24801), (1029, 20077), (1181, 17493), (2499, 8267), (3543, 5831)]