18694155

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 31026240

約数和(自身を除く): 12332085

約数列:

[1, 3, 5, 15, 41, 113, 123, 205, 269, 339, 565, 615, 807, 1345, 1695, 4035, 4633, 11029, 13899, 23165, 30397, 33087, 55145, 69495, 91191, 151985, 165435, 455955, 1246277, 3738831, 6231385, 18694155]

約数ペア:

[(1, 18694155), (3, 6231385), (5, 3738831), (15, 1246277), (41, 455955), (113, 165435), (123, 151985), (205, 91191), (269, 69495), (339, 55145), (565, 33087), (615, 30397), (807, 23165), (1345, 13899), (1695, 11029), (4035, 4633)]