19935148707

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{13451}}^1$

素因数の和:13595

約数の個数: 56

約数和(自身を含む): 31758557760

約数和(自身を除く): 11823409053

約数列:

[1, 3, 9, 19, 27, 57, 81, 107, 171, 243, 321, 513, 729, 963, 1539, 2033, 2889, 4617, 6099, 8667, 13451, 13851, 18297, 26001, 40353, 54891, 78003, 121059, 164673, 255569, 363177, 494019, 766707, 1089531, 1439257, 1482057, 2300121, 3268593, 4317771, 6900363, 9805779, 12953313, 20701089, 27345883, 38859939, 62103267, 82037649, 116579817, 186309801, 246112947, 349739451, 738338841, 1049218353, 2215016523, 6645049569, 19935148707]

約数ペア:

[(1, 19935148707), (3, 6645049569), (9, 2215016523), (19, 1049218353), (27, 738338841), (57, 349739451), (81, 246112947), (107, 186309801), (171, 116579817), (243, 82037649), (321, 62103267), (513, 38859939), (729, 27345883), (963, 20701089), (1539, 12953313), (2033, 9805779), (2889, 6900363), (4617, 4317771), (6099, 3268593), (8667, 2300121), (13451, 1482057), (13851, 1439257), (18297, 1089531), (26001, 766707), (40353, 494019), (54891, 363177), (78003, 255569), (121059, 164673)]