18572085

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{6551}}^1$

素因数の和:6575

約数の個数: 40

約数和(自身を含む): 38054016

約数和(自身を除く): 19481931

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 6551, 19653, 32755, 45857, 58959, 98265, 137571, 176877, 229285, 294795, 412713, 530631, 687855, 884385, 1238139, 2063565, 2653155, 3714417, 6190695, 18572085]

約数ペア:

[(1, 18572085), (3, 6190695), (5, 3714417), (7, 2653155), (9, 2063565), (15, 1238139), (21, 884385), (27, 687855), (35, 530631), (45, 412713), (63, 294795), (81, 229285), (105, 176877), (135, 137571), (189, 98265), (315, 58959), (405, 45857), (567, 32755), (945, 19653), (2835, 6551)]