20840136

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21179}}^1$

素因数の和:21229

約数の個数: 32

約数和(自身を含む): 53373600

約数和(自身を除く): 32533464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21179, 42358, 63537, 84716, 127074, 169432, 254148, 508296, 868339, 1736678, 2605017, 3473356, 5210034, 6946712, 10420068, 20840136]

約数ペア:

[(1, 20840136), (2, 10420068), (3, 6946712), (4, 5210034), (6, 3473356), (8, 2605017), (12, 1736678), (24, 868339), (41, 508296), (82, 254148), (123, 169432), (164, 127074), (246, 84716), (328, 63537), (492, 42358), (984, 21179)]