19725182961

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1468631}}^1$

素因数の和:1468693

約数の個数: 24

約数和(自身を含む): 29689864512

約数和(自身を除く): 9964681551

約数列:

[1, 3, 11, 33, 37, 111, 121, 363, 407, 1221, 4477, 13431, 1468631, 4405893, 16154941, 48464823, 54339347, 163018041, 177704351, 533113053, 597732817, 1793198451, 6575060987, 19725182961]

約数ペア:

[(1, 19725182961), (3, 6575060987), (11, 1793198451), (33, 597732817), (37, 533113053), (111, 177704351), (121, 163018041), (363, 54339347), (407, 48464823), (1221, 16154941), (4477, 4405893), (13431, 1468631)]