18189873

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1787}}^1$

素因数の和:1838

約数の個数: 32

約数和(自身を含む): 30038400

約数和(自身を除く): 11848527

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 1787, 3393, 5361, 10179, 16083, 23231, 48249, 51823, 69693, 155469, 209079, 466407, 627237, 673699, 1399221, 2021097, 6063291, 18189873]

約数ペア:

[(1, 18189873), (3, 6063291), (9, 2021097), (13, 1399221), (27, 673699), (29, 627237), (39, 466407), (87, 209079), (117, 155469), (261, 69693), (351, 51823), (377, 48249), (783, 23231), (1131, 16083), (1787, 10179), (3393, 5361)]