20208975

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{4567}}^1$

素因数の和:4639

約数の個数: 24

約数和(自身を含む): 33985920

約数和(自身を除く): 13776945

約数列:

[1, 3, 5, 15, 25, 59, 75, 177, 295, 885, 1475, 4425, 4567, 13701, 22835, 68505, 114175, 269453, 342525, 808359, 1347265, 4041795, 6736325, 20208975]

約数ペア:

[(1, 20208975), (3, 6736325), (5, 4041795), (15, 1347265), (25, 808359), (59, 342525), (75, 269453), (177, 114175), (295, 68505), (885, 22835), (1475, 13701), (4425, 4567)]