20213105536

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{8609}}^1$

素因数の和:8736

約数の個数: 128

約数和(自身を含む): 46475402400

約数和(自身を除く): 26262296864

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 83, 104, 128, 136, 166, 208, 221, 272, 332, 416, 442, 544, 664, 832, 884, 1079, 1088, 1328, 1411, 1664, 1768, 2158, 2176, 2656, 2822, 3536, 4316, 5312, 5644, 7072, 8609, 8632, 10624, 11288, 14144, 17218, 17264, 18343, 22576, 28288, 34436, 34528, 36686, 45152, 68872, 69056, 73372, 90304, 111917, 137744, 138112, 146353, 146744, 180608, 223834, 275488, 292706, 293488, 447668, 550976, 585412, 586976, 714547, 895336, 1101952, 1170824, 1173952, 1429094, 1790672, 1902589, 2341648, 2347904, 2858188, 3581344, 3805178, 4683296, 5716376, 7162688, 7610356, 9289111, 9366592, 11432752, 12147299, 14325376, 15220712, 18578222, 18733184, 22865504, 24294598, 30441424, 37156444, 45731008, 48589196, 60882848, 74312888, 91462016, 97178392, 121765696, 148625776, 157914887, 194356784, 243531392, 297251552, 315829774, 388713568, 594503104, 631659548, 777427136, 1189006208, 1263319096, 1554854272, 2526638192, 5053276384, 10106552768, 20213105536]

約数ペア:

[(1, 20213105536), (2, 10106552768), (4, 5053276384), (8, 2526638192), (13, 1554854272), (16, 1263319096), (17, 1189006208), (26, 777427136), (32, 631659548), (34, 594503104), (52, 388713568), (64, 315829774), (68, 297251552), (83, 243531392), (104, 194356784), (128, 157914887), (136, 148625776), (166, 121765696), (208, 97178392), (221, 91462016), (272, 74312888), (332, 60882848), (416, 48589196), (442, 45731008), (544, 37156444), (664, 30441424), (832, 24294598), (884, 22865504), (1079, 18733184), (1088, 18578222), (1328, 15220712), (1411, 14325376), (1664, 12147299), (1768, 11432752), (2158, 9366592), (2176, 9289111), (2656, 7610356), (2822, 7162688), (3536, 5716376), (4316, 4683296), (5312, 3805178), (5644, 3581344), (7072, 2858188), (8609, 2347904), (8632, 2341648), (10624, 1902589), (11288, 1790672), (14144, 1429094), (17218, 1173952), (17264, 1170824), (18343, 1101952), (22576, 895336), (28288, 714547), (34436, 586976), (34528, 585412), (36686, 550976), (45152, 447668), (68872, 293488), (69056, 292706), (73372, 275488), (90304, 223834), (111917, 180608), (137744, 146744), (138112, 146353)]