20790782776

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{15427}}^1$

素因数の和:15656

約数の個数: 64

約数和(自身を含む): 41683370400

約数和(自身を除く): 20892587624

約数列:

[1, 2, 4, 8, 29, 37, 58, 74, 116, 148, 157, 232, 296, 314, 628, 1073, 1256, 2146, 4292, 4553, 5809, 8584, 9106, 11618, 15427, 18212, 23236, 30854, 36424, 46472, 61708, 123416, 168461, 336922, 447383, 570799, 673844, 894766, 1141598, 1347688, 1789532, 2283196, 2422039, 3579064, 4566392, 4844078, 9688156, 16553171, 19376312, 33106342, 66212684, 70239131, 89615443, 132425368, 140478262, 179230886, 280956524, 358461772, 561913048, 716923544, 2598847847, 5197695694, 10395391388, 20790782776]

約数ペア:

[(1, 20790782776), (2, 10395391388), (4, 5197695694), (8, 2598847847), (29, 716923544), (37, 561913048), (58, 358461772), (74, 280956524), (116, 179230886), (148, 140478262), (157, 132425368), (232, 89615443), (296, 70239131), (314, 66212684), (628, 33106342), (1073, 19376312), (1256, 16553171), (2146, 9688156), (4292, 4844078), (4553, 4566392), (5809, 3579064), (8584, 2422039), (9106, 2283196), (11618, 1789532), (15427, 1347688), (18212, 1141598), (23236, 894766), (30854, 673844), (36424, 570799), (46472, 447383), (61708, 336922), (123416, 168461)]