20339793

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 30232800

約数和(自身を除く): 9893007

約数列:

[1, 3, 9, 67, 89, 201, 267, 379, 603, 801, 1137, 3411, 5963, 17889, 25393, 33731, 53667, 76179, 101193, 228537, 303579, 2259977, 6779931, 20339793]

約数ペア:

[(1, 20339793), (3, 6779931), (9, 2259977), (67, 303579), (89, 228537), (201, 101193), (267, 76179), (379, 53667), (603, 33731), (801, 25393), (1137, 17889), (3411, 5963)]