20876463

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 31028400

約数和(自身を除く): 10151937

約数列:

[1, 3, 9, 67, 89, 201, 267, 389, 603, 801, 1167, 3501, 5963, 17889, 26063, 34621, 53667, 78189, 103863, 234567, 311589, 2319607, 6958821, 20876463]

約数ペア:

[(1, 20876463), (3, 6958821), (9, 2319607), (67, 311589), (89, 234567), (201, 103863), (267, 78189), (389, 53667), (603, 34621), (801, 26063), (1167, 17889), (3501, 5963)]