18869513091

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1\times {\mathrm{883}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 29928138240

約数和(自身を除く): 11058625149

約数列:

[1, 3, 11, 13, 33, 39, 109, 143, 327, 429, 457, 883, 1199, 1371, 1417, 2649, 3597, 4251, 5027, 5941, 9713, 11479, 15081, 15587, 17823, 29139, 34437, 46761, 49813, 65351, 96247, 126269, 149439, 196053, 288741, 378807, 403531, 547943, 647569, 1058717, 1210593, 1251211, 1643829, 1942707, 3176151, 3753633, 4438841, 5245903, 7123259, 13316523, 13763321, 15737709, 21369777, 41289963, 43984879, 57704933, 131954637, 173114799, 483833669, 571803427, 1451501007, 1715410281, 6289837697, 18869513091]

約数ペア:

[(1, 18869513091), (3, 6289837697), (11, 1715410281), (13, 1451501007), (33, 571803427), (39, 483833669), (109, 173114799), (143, 131954637), (327, 57704933), (429, 43984879), (457, 41289963), (883, 21369777), (1199, 15737709), (1371, 13763321), (1417, 13316523), (2649, 7123259), (3597, 5245903), (4251, 4438841), (5027, 3753633), (5941, 3176151), (9713, 1942707), (11479, 1643829), (15081, 1251211), (15587, 1210593), (17823, 1058717), (29139, 647569), (34437, 547943), (46761, 403531), (49813, 378807), (65351, 288741), (96247, 196053), (126269, 149439)]