20100996496

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{97381}}^1$

素因数の和:97512

約数の個数: 80

約数和(自身を含む): 47335442560

約数和(自身を除く): 27234446064

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 97, 112, 133, 152, 194, 266, 304, 388, 532, 679, 776, 1064, 1358, 1552, 1843, 2128, 2716, 3686, 5432, 7372, 10864, 12901, 14744, 25802, 29488, 51604, 97381, 103208, 194762, 206416, 389524, 681667, 779048, 1363334, 1558096, 1850239, 2726668, 3700478, 5453336, 7400956, 9445957, 10906672, 12951673, 14801912, 18891914, 25903346, 29603824, 37783828, 51806692, 66121699, 75567656, 103613384, 132243398, 151135312, 179473183, 207226768, 264486796, 358946366, 528973592, 717892732, 1057947184, 1256312281, 1435785464, 2512624562, 2871570928, 5025249124, 10050498248, 20100996496]

約数ペア:

[(1, 20100996496), (2, 10050498248), (4, 5025249124), (7, 2871570928), (8, 2512624562), (14, 1435785464), (16, 1256312281), (19, 1057947184), (28, 717892732), (38, 528973592), (56, 358946366), (76, 264486796), (97, 207226768), (112, 179473183), (133, 151135312), (152, 132243398), (194, 103613384), (266, 75567656), (304, 66121699), (388, 51806692), (532, 37783828), (679, 29603824), (776, 25903346), (1064, 18891914), (1358, 14801912), (1552, 12951673), (1843, 10906672), (2128, 9445957), (2716, 7400956), (3686, 5453336), (5432, 3700478), (7372, 2726668), (10864, 1850239), (12901, 1558096), (14744, 1363334), (25802, 779048), (29488, 681667), (51604, 389524), (97381, 206416), (103208, 194762)]