20180489283

素因数分解:

$3^6\times {\mathrm{4457}}^1\times {\mathrm{6211}}^1$

素因数の和:10686

約数の個数: 28

約数和(自身を含む): 30268553928

約数和(自身を除く): 10088064645

約数列:

[1, 3, 9, 27, 81, 243, 729, 4457, 6211, 13371, 18633, 40113, 55899, 120339, 167697, 361017, 503091, 1083051, 1509273, 3249153, 4527819, 27682427, 83047281, 249141843, 747425529, 2242276587, 6726829761, 20180489283]

約数ペア:

[(1, 20180489283), (3, 6726829761), (9, 2242276587), (27, 747425529), (81, 249141843), (243, 83047281), (729, 27682427), (4457, 4527819), (6211, 3249153), (13371, 1509273), (18633, 1083051), (40113, 503091), (55899, 361017), (120339, 167697)]