18267303

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 27244800

約数和(自身を除く): 8977497

約数列:

[1, 3, 19, 29, 43, 57, 87, 129, 257, 551, 771, 817, 1247, 1653, 2451, 3741, 4883, 7453, 11051, 14649, 22359, 23693, 33153, 71079, 141607, 209969, 320479, 424821, 629907, 961437, 6089101, 18267303]

約数ペア:

[(1, 18267303), (3, 6089101), (19, 961437), (29, 629907), (43, 424821), (57, 320479), (87, 209969), (129, 141607), (257, 71079), (551, 33153), (771, 23693), (817, 22359), (1247, 14649), (1653, 11051), (2451, 7453), (3741, 4883)]