2018831488

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 4083851520

約数和(自身を除く): 2065020032

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 223, 428, 446, 661, 856, 892, 1322, 1712, 1784, 2644, 3424, 3568, 5288, 6848, 7136, 10576, 13696, 14272, 21152, 23861, 28544, 42304, 47722, 70727, 84608, 95444, 141454, 147403, 190888, 282908, 294806, 381776, 565816, 589612, 763552, 1131632, 1179224, 1527104, 2263264, 2358448, 3054208, 4526528, 4716896, 9053056, 9433792, 15772121, 18867584, 31544242, 63088484, 126176968, 252353936, 504707872, 1009415744, 2018831488]

約数ペア:

[(1, 2018831488), (2, 1009415744), (4, 504707872), (8, 252353936), (16, 126176968), (32, 63088484), (64, 31544242), (107, 18867584), (128, 15772121), (214, 9433792), (223, 9053056), (428, 4716896), (446, 4526528), (661, 3054208), (856, 2358448), (892, 2263264), (1322, 1527104), (1712, 1179224), (1784, 1131632), (2644, 763552), (3424, 589612), (3568, 565816), (5288, 381776), (6848, 294806), (7136, 282908), (10576, 190888), (13696, 147403), (14272, 141454), (21152, 95444), (23861, 84608), (28544, 70727), (42304, 47722)]