20883654

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3637}}^1$

素因数の和:3685

約数の個数: 48

約数和(自身を含む): 51077520

約数和(自身を除く): 30193866

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1914, 2871, 3637, 5742, 7274, 10911, 21822, 32733, 40007, 65466, 80014, 105473, 120021, 210946, 240042, 316419, 360063, 632838, 720126, 949257, 1160203, 1898514, 2320406, 3480609, 6961218, 10441827, 20883654]

約数ペア:

[(1, 20883654), (2, 10441827), (3, 6961218), (6, 3480609), (9, 2320406), (11, 1898514), (18, 1160203), (22, 949257), (29, 720126), (33, 632838), (58, 360063), (66, 316419), (87, 240042), (99, 210946), (174, 120021), (198, 105473), (261, 80014), (319, 65466), (522, 40007), (638, 32733), (957, 21822), (1914, 10911), (2871, 7274), (3637, 5742)]