20001885

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 13020195

約数列:

[1, 3, 5, 15, 59, 97, 177, 233, 291, 295, 485, 699, 885, 1165, 1455, 3495, 5723, 13747, 17169, 22601, 28615, 41241, 67803, 68735, 85845, 113005, 206205, 339015, 1333459, 4000377, 6667295, 20001885]

約数ペア:

[(1, 20001885), (3, 6667295), (5, 4000377), (15, 1333459), (59, 339015), (97, 206205), (177, 113005), (233, 85845), (291, 68735), (295, 67803), (485, 41241), (699, 28615), (885, 22601), (1165, 17169), (1455, 13747), (3495, 5723)]