18986735

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3539}}^1$

素因数の和:3610

約数の個数: 16

約数和(自身を含む): 24213600

約数和(自身を除く): 5226865

約数列:

[1, 5, 29, 37, 145, 185, 1073, 3539, 5365, 17695, 102631, 130943, 513155, 654715, 3797347, 18986735]

約数ペア:

[(1, 18986735), (5, 3797347), (29, 654715), (37, 513155), (145, 130943), (185, 102631), (1073, 17695), (3539, 5365)]