20694828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22397}}^1$

素因数の和:22422

約数の個数: 48

約数和(自身を含む): 60205824

約数和(自身を除く): 39510996

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22397, 44794, 67191, 89588, 134382, 156779, 246367, 268764, 313558, 470337, 492734, 627116, 739101, 940674, 985468, 1478202, 1724569, 1881348, 2956404, 3449138, 5173707, 6898276, 10347414, 20694828]

約数ペア:

[(1, 20694828), (2, 10347414), (3, 6898276), (4, 5173707), (6, 3449138), (7, 2956404), (11, 1881348), (12, 1724569), (14, 1478202), (21, 985468), (22, 940674), (28, 739101), (33, 627116), (42, 492734), (44, 470337), (66, 313558), (77, 268764), (84, 246367), (132, 156779), (154, 134382), (231, 89588), (308, 67191), (462, 44794), (924, 22397)]