20824119

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 31008432

約数和(自身を除く): 10184313

約数列:

[1, 3, 9, 61, 83, 183, 249, 457, 549, 747, 1371, 4113, 5063, 15189, 27877, 37931, 45567, 83631, 113793, 250893, 341379, 2313791, 6941373, 20824119]

約数ペア:

[(1, 20824119), (3, 6941373), (9, 2313791), (61, 341379), (83, 250893), (183, 113793), (249, 83631), (457, 45567), (549, 37931), (747, 27877), (1371, 15189), (4113, 5063)]