18996870501

素因数分解:

$3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{963379}}^1$

素因数の和:963705

約数の個数: 24

約数和(自身を含む): 31460137280

約数和(自身を除く): 12463266779

約数列:

[1, 3, 7, 9, 21, 63, 313, 939, 2191, 2817, 6573, 19719, 963379, 2890137, 6743653, 8670411, 20230959, 60692877, 301537627, 904612881, 2110763389, 2713838643, 6332290167, 18996870501]

約数ペア:

[(1, 18996870501), (3, 6332290167), (7, 2713838643), (9, 2110763389), (21, 904612881), (63, 301537627), (313, 60692877), (939, 20230959), (2191, 8670411), (2817, 6743653), (6573, 2890137), (19719, 963379)]