2018891637

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{16493}}^1$

素因数の和:16602

約数の個数: 48

約数和(自身を含む): 3499367040

約数和(自身を除く): 1480475403

約数列:

[1, 3, 7, 9, 21, 29, 63, 67, 87, 201, 203, 261, 469, 603, 609, 1407, 1827, 1943, 4221, 5829, 13601, 16493, 17487, 40803, 49479, 115451, 122409, 148437, 346353, 478297, 1039059, 1105031, 1434891, 3315093, 3348079, 4304673, 7735217, 9945279, 10044237, 23205651, 30132711, 32045899, 69616953, 96137697, 224321293, 288413091, 672963879, 2018891637]

約数ペア:

[(1, 2018891637), (3, 672963879), (7, 288413091), (9, 224321293), (21, 96137697), (29, 69616953), (63, 32045899), (67, 30132711), (87, 23205651), (201, 10044237), (203, 9945279), (261, 7735217), (469, 4304673), (603, 3348079), (609, 3315093), (1407, 1434891), (1827, 1105031), (1943, 1039059), (4221, 478297), (5829, 346353), (13601, 148437), (16493, 122409), (17487, 115451), (40803, 49479)]