18073263

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 26998272

約数和(自身を除く): 8925009

約数列:

[1, 3, 13, 39, 61, 71, 107, 183, 213, 321, 793, 923, 1391, 2379, 2769, 4173, 4331, 6527, 7597, 12993, 19581, 22791, 56303, 84851, 98761, 168909, 254553, 296283, 463417, 1390251, 6024421, 18073263]

約数ペア:

[(1, 18073263), (3, 6024421), (13, 1390251), (39, 463417), (61, 296283), (71, 254553), (107, 168909), (183, 98761), (213, 84851), (321, 56303), (793, 22791), (923, 19581), (1391, 12993), (2379, 7597), (2769, 6527), (4173, 4331)]