20237977984

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{20149}}^1$

素因数の和:20248

約数の個数: 128

約数和(自身を含む): 49327200000

約数和(自身を除く): 29089222016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 59, 64, 76, 112, 118, 128, 133, 152, 224, 236, 266, 304, 413, 448, 472, 532, 608, 826, 896, 944, 1064, 1121, 1216, 1652, 1888, 2128, 2242, 2432, 3304, 3776, 4256, 4484, 6608, 7552, 7847, 8512, 8968, 13216, 15694, 17024, 17936, 20149, 26432, 31388, 35872, 40298, 52864, 62776, 71744, 80596, 125552, 141043, 143488, 161192, 251104, 282086, 322384, 382831, 502208, 564172, 644768, 765662, 1004416, 1128344, 1188791, 1289536, 1531324, 2256688, 2377582, 2579072, 2679817, 3062648, 4513376, 4755164, 5359634, 6125296, 8321537, 9026752, 9510328, 10719268, 12250592, 16643074, 18053504, 19020656, 21438536, 22587029, 24501184, 33286148, 38041312, 42877072, 45174058, 49002368, 66572296, 76082624, 85754144, 90348116, 133144592, 152165248, 158109203, 171508288, 180696232, 266289184, 316218406, 343016576, 361392464, 532578368, 632436812, 722784928, 1065156736, 1264873624, 1445569856, 2529747248, 2891139712, 5059494496, 10118988992, 20237977984]

約数ペア:

[(1, 20237977984), (2, 10118988992), (4, 5059494496), (7, 2891139712), (8, 2529747248), (14, 1445569856), (16, 1264873624), (19, 1065156736), (28, 722784928), (32, 632436812), (38, 532578368), (56, 361392464), (59, 343016576), (64, 316218406), (76, 266289184), (112, 180696232), (118, 171508288), (128, 158109203), (133, 152165248), (152, 133144592), (224, 90348116), (236, 85754144), (266, 76082624), (304, 66572296), (413, 49002368), (448, 45174058), (472, 42877072), (532, 38041312), (608, 33286148), (826, 24501184), (896, 22587029), (944, 21438536), (1064, 19020656), (1121, 18053504), (1216, 16643074), (1652, 12250592), (1888, 10719268), (2128, 9510328), (2242, 9026752), (2432, 8321537), (3304, 6125296), (3776, 5359634), (4256, 4755164), (4484, 4513376), (6608, 3062648), (7552, 2679817), (7847, 2579072), (8512, 2377582), (8968, 2256688), (13216, 1531324), (15694, 1289536), (17024, 1188791), (17936, 1128344), (20149, 1004416), (26432, 765662), (31388, 644768), (35872, 564172), (40298, 502208), (52864, 382831), (62776, 322384), (71744, 282086), (80596, 251104), (125552, 161192), (141043, 143488)]