18368805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13457}}^1$

素因数の和:13485

約数の個数: 32

約数和(自身を含む): 36175104

約数和(自身を除く): 17806299

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 13457, 40371, 67285, 94199, 174941, 201855, 282597, 470995, 524823, 874705, 1224587, 1412985, 2624115, 3673761, 6122935, 18368805]

約数ペア:

[(1, 18368805), (3, 6122935), (5, 3673761), (7, 2624115), (13, 1412985), (15, 1224587), (21, 874705), (35, 524823), (39, 470995), (65, 282597), (91, 201855), (105, 174941), (195, 94199), (273, 67285), (455, 40371), (1365, 13457)]