20971317888

素因数分解:

$2^7\times 3^2\times {\mathrm{701}}^1\times {\mathrm{25969}}^1$

素因数の和:26690

約数の個数: 96

約数和(自身を含む): 60435566100

約数和(自身を除く): 39464248212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 701, 1152, 1402, 2103, 2804, 4206, 5608, 6309, 8412, 11216, 12618, 16824, 22432, 25236, 25969, 33648, 44864, 50472, 51938, 67296, 77907, 89728, 100944, 103876, 134592, 155814, 201888, 207752, 233721, 269184, 311628, 403776, 415504, 467442, 623256, 807552, 831008, 934884, 1246512, 1662016, 1869768, 2493024, 3324032, 3739536, 4986048, 7479072, 9972096, 14958144, 18204269, 29916288, 36408538, 54612807, 72817076, 109225614, 145634152, 163838421, 218451228, 291268304, 327676842, 436902456, 582536608, 655353684, 873804912, 1165073216, 1310707368, 1747609824, 2330146432, 2621414736, 3495219648, 5242829472, 6990439296, 10485658944, 20971317888]

約数ペア:

[(1, 20971317888), (2, 10485658944), (3, 6990439296), (4, 5242829472), (6, 3495219648), (8, 2621414736), (9, 2330146432), (12, 1747609824), (16, 1310707368), (18, 1165073216), (24, 873804912), (32, 655353684), (36, 582536608), (48, 436902456), (64, 327676842), (72, 291268304), (96, 218451228), (128, 163838421), (144, 145634152), (192, 109225614), (288, 72817076), (384, 54612807), (576, 36408538), (701, 29916288), (1152, 18204269), (1402, 14958144), (2103, 9972096), (2804, 7479072), (4206, 4986048), (5608, 3739536), (6309, 3324032), (8412, 2493024), (11216, 1869768), (12618, 1662016), (16824, 1246512), (22432, 934884), (25236, 831008), (25969, 807552), (33648, 623256), (44864, 467442), (50472, 415504), (51938, 403776), (67296, 311628), (77907, 269184), (89728, 233721), (100944, 207752), (103876, 201888), (134592, 155814)]