20210573614

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{8831}}^1$

素因数の和:9062

約数の個数: 72

約数和(自身を含む): 38968038144

約数和(自身を除く): 18757464530

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 193, 242, 386, 539, 847, 1078, 1351, 1694, 2123, 2702, 4246, 5929, 8831, 9457, 11858, 14861, 17662, 18914, 23353, 29722, 46706, 61817, 97141, 104027, 123634, 163471, 194282, 208054, 326942, 432719, 679987, 865438, 1068551, 1144297, 1359974, 1704383, 2137102, 2288594, 3408766, 4759909, 7479857, 9519818, 11930681, 14959714, 18748213, 23861362, 37496426, 52358999, 83514767, 104717998, 131237491, 167029534, 206230343, 262474982, 412460686, 918662437, 1443612401, 1837324874, 2887224802, 10105286807, 20210573614]

約数ペア:

[(1, 20210573614), (2, 10105286807), (7, 2887224802), (11, 1837324874), (14, 1443612401), (22, 918662437), (49, 412460686), (77, 262474982), (98, 206230343), (121, 167029534), (154, 131237491), (193, 104717998), (242, 83514767), (386, 52358999), (539, 37496426), (847, 23861362), (1078, 18748213), (1351, 14959714), (1694, 11930681), (2123, 9519818), (2702, 7479857), (4246, 4759909), (5929, 3408766), (8831, 2288594), (9457, 2137102), (11858, 1704383), (14861, 1359974), (17662, 1144297), (18914, 1068551), (23353, 865438), (29722, 679987), (46706, 432719), (61817, 326942), (97141, 208054), (104027, 194282), (123634, 163471)]