20970297777

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{23603}}^1$

素因数の和:23758

約数の個数: 64

約数和(自身を含む): 34896153600

約数和(自身を除く): 13925855823

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 109, 143, 209, 247, 327, 429, 627, 741, 1199, 1417, 2071, 2717, 3597, 4251, 6213, 8151, 15587, 22781, 23603, 26923, 46761, 68343, 70809, 80769, 259633, 296153, 306839, 448457, 778899, 888459, 920517, 1345371, 2572727, 3375229, 4933027, 5829941, 7718181, 10125687, 14799081, 17489823, 28299997, 33445451, 48881813, 64129351, 84899991, 100336353, 146645439, 192388053, 367899961, 537699943, 635463569, 1103699883, 1613099829, 1906390707, 6990099259, 20970297777]

約数ペア:

[(1, 20970297777), (3, 6990099259), (11, 1906390707), (13, 1613099829), (19, 1103699883), (33, 635463569), (39, 537699943), (57, 367899961), (109, 192388053), (143, 146645439), (209, 100336353), (247, 84899991), (327, 64129351), (429, 48881813), (627, 33445451), (741, 28299997), (1199, 17489823), (1417, 14799081), (2071, 10125687), (2717, 7718181), (3597, 5829941), (4251, 4933027), (6213, 3375229), (8151, 2572727), (15587, 1345371), (22781, 920517), (23603, 888459), (26923, 778899), (46761, 448457), (68343, 306839), (70809, 296153), (80769, 259633)]