20347508888

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1\times {\mathrm{10247}}^1$

素因数の和:10920

約数の個数: 64

約数和(自身を含む): 44418931200

約数和(自身を除く): 24071422312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 601, 826, 1202, 1652, 2404, 3304, 4207, 4808, 8414, 10247, 16828, 20494, 33656, 35459, 40988, 70918, 71729, 81976, 141836, 143458, 248213, 283672, 286916, 496426, 573832, 604573, 992852, 1209146, 1985704, 2418292, 4232011, 4836584, 6158447, 8464022, 12316894, 16928044, 24633788, 33856088, 43109129, 49267576, 86218258, 172436516, 344873032, 363348373, 726696746, 1453393492, 2543438611, 2906786984, 5086877222, 10173754444, 20347508888]

約数ペア:

[(1, 20347508888), (2, 10173754444), (4, 5086877222), (7, 2906786984), (8, 2543438611), (14, 1453393492), (28, 726696746), (56, 363348373), (59, 344873032), (118, 172436516), (236, 86218258), (413, 49267576), (472, 43109129), (601, 33856088), (826, 24633788), (1202, 16928044), (1652, 12316894), (2404, 8464022), (3304, 6158447), (4207, 4836584), (4808, 4232011), (8414, 2418292), (10247, 1985704), (16828, 1209146), (20494, 992852), (33656, 604573), (35459, 573832), (40988, 496426), (70918, 286916), (71729, 283672), (81976, 248213), (141836, 143458)]