20834334

素因数分解:

$2^1\times 3^5\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 47279232

約数和(自身を除く): 26444898

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 243, 263, 326, 486, 489, 526, 789, 978, 1467, 1578, 2367, 2934, 4401, 4734, 7101, 8802, 13203, 14202, 21303, 26406, 39609, 42606, 42869, 63909, 79218, 85738, 127818, 128607, 257214, 385821, 771642, 1157463, 2314926, 3472389, 6944778, 10417167, 20834334]

約数ペア:

[(1, 20834334), (2, 10417167), (3, 6944778), (6, 3472389), (9, 2314926), (18, 1157463), (27, 771642), (54, 385821), (81, 257214), (162, 128607), (163, 127818), (243, 85738), (263, 79218), (326, 63909), (486, 42869), (489, 42606), (526, 39609), (789, 26406), (978, 21303), (1467, 14202), (1578, 13203), (2367, 8802), (2934, 7101), (4401, 4734)]