18201105

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3487

約数の個数: 40

約数和(自身を含む): 35147112

約数和(自身を除く): 16946007

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 3457, 5265, 10371, 17285, 31113, 44941, 51855, 93339, 134823, 155565, 224705, 280017, 404469, 466695, 674115, 1213407, 1400085, 2022345, 3640221, 6067035, 18201105]

約数ペア:

[(1, 18201105), (3, 6067035), (5, 3640221), (9, 2022345), (13, 1400085), (15, 1213407), (27, 674115), (39, 466695), (45, 404469), (65, 280017), (81, 224705), (117, 155565), (135, 134823), (195, 93339), (351, 51855), (405, 44941), (585, 31113), (1053, 17285), (1755, 10371), (3457, 5265)]