20122568949

素因数分解:

$3^1\times 7^1\times {\mathrm{2029}}^1\times {\mathrm{472261}}^1$

素因数の和:474300

約数の個数: 16

約数和(自身を含む): 30678139520

約数和(自身を除く): 10555570571

約数列:

[1, 3, 7, 21, 2029, 6087, 14203, 42609, 472261, 1416783, 3305827, 9917481, 958217569, 2874652707, 6707522983, 20122568949]

約数ペア:

[(1, 20122568949), (3, 6707522983), (7, 2874652707), (21, 958217569), (2029, 9917481), (6087, 3305827), (14203, 1416783), (42609, 472261)]