19786095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2731}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 40914432

約数和(自身を除く): 21128337

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 2731, 7245, 8193, 13655, 19117, 24579, 40965, 57351, 62813, 95585, 122895, 172053, 188439, 286755, 314065, 439691, 565317, 860265, 942195, 1319073, 2198455, 2826585, 3957219, 6595365, 19786095]

約数ペア:

[(1, 19786095), (3, 6595365), (5, 3957219), (7, 2826585), (9, 2198455), (15, 1319073), (21, 942195), (23, 860265), (35, 565317), (45, 439691), (63, 314065), (69, 286755), (105, 188439), (115, 172053), (161, 122895), (207, 95585), (315, 62813), (345, 57351), (483, 40965), (805, 24579), (1035, 19117), (1449, 13655), (2415, 8193), (2731, 7245)]