20171659196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{577}}^1$

素因数の和:1239

約数の個数: 96

約数和(自身を含む): 40963128192

約数和(自身を除く): 20791468996

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 221, 284, 442, 557, 577, 884, 923, 1114, 1154, 1207, 1846, 2228, 2308, 2414, 3692, 4828, 7241, 7501, 9469, 9809, 14482, 15002, 15691, 18938, 19618, 28964, 30004, 31382, 37876, 39236, 39547, 40967, 62764, 79094, 81934, 123097, 127517, 158188, 163868, 246194, 255034, 321389, 492388, 510068, 514111, 532571, 642778, 672299, 696439, 1028222, 1065142, 1285556, 1344598, 1392878, 2056444, 2130284, 2689196, 2785756, 4178057, 5463613, 8356114, 8739887, 9053707, 10927226, 16712228, 17479774, 18107414, 21854452, 22818619, 34959548, 36214828, 45637238, 71026969, 91274476, 142053938, 284107876, 296642047, 387916523, 593284094, 775833046, 1186568188, 1551666092, 5042914799, 10085829598, 20171659196]

約数ペア:

[(1, 20171659196), (2, 10085829598), (4, 5042914799), (13, 1551666092), (17, 1186568188), (26, 775833046), (34, 593284094), (52, 387916523), (68, 296642047), (71, 284107876), (142, 142053938), (221, 91274476), (284, 71026969), (442, 45637238), (557, 36214828), (577, 34959548), (884, 22818619), (923, 21854452), (1114, 18107414), (1154, 17479774), (1207, 16712228), (1846, 10927226), (2228, 9053707), (2308, 8739887), (2414, 8356114), (3692, 5463613), (4828, 4178057), (7241, 2785756), (7501, 2689196), (9469, 2130284), (9809, 2056444), (14482, 1392878), (15002, 1344598), (15691, 1285556), (18938, 1065142), (19618, 1028222), (28964, 696439), (30004, 672299), (31382, 642778), (37876, 532571), (39236, 514111), (39547, 510068), (40967, 492388), (62764, 321389), (79094, 255034), (81934, 246194), (123097, 163868), (127517, 158188)]