2149139456

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{123457}}^1$

素因数の和:123494

約数の個数: 44

約数和(自身を含む): 4548933468

約数和(自身を除く): 2399794012

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 2176, 4352, 8704, 17408, 123457, 246914, 493828, 987656, 1975312, 2098769, 3950624, 4197538, 7901248, 8395076, 15802496, 16790152, 31604992, 33580304, 63209984, 67160608, 126419968, 134321216, 268642432, 537284864, 1074569728, 2149139456]

約数ペア:

[(1, 2149139456), (2, 1074569728), (4, 537284864), (8, 268642432), (16, 134321216), (17, 126419968), (32, 67160608), (34, 63209984), (64, 33580304), (68, 31604992), (128, 16790152), (136, 15802496), (256, 8395076), (272, 7901248), (512, 4197538), (544, 3950624), (1024, 2098769), (1088, 1975312), (2176, 987656), (4352, 493828), (8704, 246914), (17408, 123457)]