1981628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 3916080

約数和(自身を除く): 1934452

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 1553, 3106, 6212, 17083, 34166, 45037, 68332, 90074, 180148, 495407, 990814, 1981628]

約数ペア:

[(1, 1981628), (2, 990814), (4, 495407), (11, 180148), (22, 90074), (29, 68332), (44, 45037), (58, 34166), (116, 17083), (319, 6212), (638, 3106), (1276, 1553)]