20531529

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 12490551

約数列:

[1, 3, 9, 17, 27, 41, 51, 123, 153, 369, 459, 697, 1091, 1107, 2091, 3273, 6273, 9819, 18547, 18819, 29457, 44731, 55641, 134193, 166923, 402579, 500769, 760427, 1207737, 2281281, 6843843, 20531529]

約数ペア:

[(1, 20531529), (3, 6843843), (9, 2281281), (17, 1207737), (27, 760427), (41, 500769), (51, 402579), (123, 166923), (153, 134193), (369, 55641), (459, 44731), (697, 29457), (1091, 18819), (1107, 18547), (2091, 9819), (3273, 6273)]