18793653

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 27941760

約数和(自身を除く): 9148107

約数列:

[1, 3, 17, 29, 51, 87, 97, 131, 291, 393, 493, 1479, 1649, 2227, 2813, 3799, 4947, 6681, 8439, 11397, 12707, 38121, 47821, 64583, 143463, 193749, 216019, 368503, 648057, 1105509, 6264551, 18793653]

約数ペア:

[(1, 18793653), (3, 6264551), (17, 1105509), (29, 648057), (51, 368503), (87, 216019), (97, 193749), (131, 143463), (291, 64583), (393, 47821), (493, 38121), (1479, 12707), (1649, 11397), (2227, 8439), (2813, 6681), (3799, 4947)]