19497051

素因数分解:

$3^3\times 7^2\times {\mathrm{14737}}^1$

素因数の和:14760

約数の個数: 24

約数和(自身を含む): 33602640

約数和(自身を除く): 14105589

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14737, 44211, 103159, 132633, 309477, 397899, 722113, 928431, 2166339, 2785293, 6499017, 19497051]

約数ペア:

[(1, 19497051), (3, 6499017), (7, 2785293), (9, 2166339), (21, 928431), (27, 722113), (49, 397899), (63, 309477), (147, 132633), (189, 103159), (441, 44211), (1323, 14737)]