20165085

素因数分解:

$3^3\times 5^1\times {\mathrm{149371}}^1$

素因数の和:149385

約数の個数: 16

約数和(自身を含む): 35849280

約数和(自身を除く): 15684195

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149371, 448113, 746855, 1344339, 2240565, 4033017, 6721695, 20165085]

約数ペア:

[(1, 20165085), (3, 6721695), (5, 4033017), (9, 2240565), (15, 1344339), (27, 746855), (45, 448113), (135, 149371)]