18922288

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15359}}^1$

素因数の和:15385

約数の個数: 40

約数和(自身を含む): 45711360

約数和(自身を除く): 26789072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 15359, 30718, 61436, 107513, 122872, 168949, 215026, 245744, 337898, 430052, 675796, 860104, 1182643, 1351592, 1720208, 2365286, 2703184, 4730572, 9461144, 18922288]

約数ペア:

[(1, 18922288), (2, 9461144), (4, 4730572), (7, 2703184), (8, 2365286), (11, 1720208), (14, 1351592), (16, 1182643), (22, 860104), (28, 675796), (44, 430052), (56, 337898), (77, 245744), (88, 215026), (112, 168949), (154, 122872), (176, 107513), (308, 61436), (616, 30718), (1232, 15359)]