20754805984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{607861}}^1$

素因数の和:607979

約数の個数: 48

約数和(自身を含む): 45035279856

約数和(自身を除く): 24280473872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 97, 176, 194, 352, 388, 776, 1067, 1552, 2134, 3104, 4268, 8536, 17072, 34144, 607861, 1215722, 2431444, 4862888, 6686471, 9725776, 13372942, 19451552, 26745884, 53491768, 58962517, 106983536, 117925034, 213967072, 235850068, 471700136, 648587687, 943400272, 1297175374, 1886800544, 2594350748, 5188701496, 10377402992, 20754805984]

約数ペア:

[(1, 20754805984), (2, 10377402992), (4, 5188701496), (8, 2594350748), (11, 1886800544), (16, 1297175374), (22, 943400272), (32, 648587687), (44, 471700136), (88, 235850068), (97, 213967072), (176, 117925034), (194, 106983536), (352, 58962517), (388, 53491768), (776, 26745884), (1067, 19451552), (1552, 13372942), (2134, 9725776), (3104, 6686471), (4268, 4862888), (8536, 2431444), (17072, 1215722), (34144, 607861)]