2156902064

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{48649}}^1$

素因数の和:48837

約数の個数: 40

約数和(自身を含む): 4452058800

約数和(自身を除く): 2295156736

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 652, 1304, 2608, 2771, 5542, 11084, 22168, 44336, 48649, 97298, 194596, 389192, 778384, 827033, 1654066, 3308132, 6616264, 7929787, 13232528, 15859574, 31719148, 63438296, 126876592, 134806379, 269612758, 539225516, 1078451032, 2156902064]

約数ペア:

[(1, 2156902064), (2, 1078451032), (4, 539225516), (8, 269612758), (16, 134806379), (17, 126876592), (34, 63438296), (68, 31719148), (136, 15859574), (163, 13232528), (272, 7929787), (326, 6616264), (652, 3308132), (1304, 1654066), (2608, 827033), (2771, 778384), (5542, 389192), (11084, 194596), (22168, 97298), (44336, 48649)]