20218195872

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{345823}}^1$

素因数の和:345875

約数の個数: 144

約数和(自身を含む): 67975165440

約数和(自身を除く): 47756969568

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 72, 84, 87, 96, 112, 116, 126, 144, 168, 174, 203, 224, 232, 252, 261, 288, 336, 348, 406, 464, 504, 522, 609, 672, 696, 812, 928, 1008, 1044, 1218, 1392, 1624, 1827, 2016, 2088, 2436, 2784, 3248, 3654, 4176, 4872, 6496, 7308, 8352, 9744, 14616, 19488, 29232, 58464, 345823, 691646, 1037469, 1383292, 2074938, 2420761, 2766584, 3112407, 4149876, 4841522, 5533168, 6224814, 7262283, 8299752, 9683044, 10028867, 11066336, 12449628, 14524566, 16599504, 19366088, 20057734, 21786849, 24899256, 29049132, 30086601, 33199008, 38732176, 40115468, 43573698, 49798512, 58098264, 60173202, 70202069, 77464352, 80230936, 87147396, 90259803, 99597024, 116196528, 120346404, 140404138, 160461872, 174294792, 180519606, 210606207, 232393056, 240692808, 280808276, 320923744, 348589584, 361039212, 421212414, 481385616, 561616552, 631818621, 697179168, 722078424, 842424828, 962771232, 1123233104, 1263637242, 1444156848, 1684849656, 2246466208, 2527274484, 2888313696, 3369699312, 5054548968, 6739398624, 10109097936, 20218195872]

約数ペア:

[(1, 20218195872), (2, 10109097936), (3, 6739398624), (4, 5054548968), (6, 3369699312), (7, 2888313696), (8, 2527274484), (9, 2246466208), (12, 1684849656), (14, 1444156848), (16, 1263637242), (18, 1123233104), (21, 962771232), (24, 842424828), (28, 722078424), (29, 697179168), (32, 631818621), (36, 561616552), (42, 481385616), (48, 421212414), (56, 361039212), (58, 348589584), (63, 320923744), (72, 280808276), (84, 240692808), (87, 232393056), (96, 210606207), (112, 180519606), (116, 174294792), (126, 160461872), (144, 140404138), (168, 120346404), (174, 116196528), (203, 99597024), (224, 90259803), (232, 87147396), (252, 80230936), (261, 77464352), (288, 70202069), (336, 60173202), (348, 58098264), (406, 49798512), (464, 43573698), (504, 40115468), (522, 38732176), (609, 33199008), (672, 30086601), (696, 29049132), (812, 24899256), (928, 21786849), (1008, 20057734), (1044, 19366088), (1218, 16599504), (1392, 14524566), (1624, 12449628), (1827, 11066336), (2016, 10028867), (2088, 9683044), (2436, 8299752), (2784, 7262283), (3248, 6224814), (3654, 5533168), (4176, 4841522), (4872, 4149876), (6496, 3112407), (7308, 2766584), (8352, 2420761), (9744, 2074938), (14616, 1383292), (19488, 1037469), (29232, 691646), (58464, 345823)]