18788924

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 41803776

約数和(自身を除く): 23014852

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 583, 742, 1151, 1166, 1484, 2302, 2332, 4081, 4604, 8057, 8162, 12661, 16114, 16324, 25322, 32228, 50644, 61003, 88627, 122006, 177254, 244012, 354508, 427021, 671033, 854042, 1342066, 1708084, 2684132, 4697231, 9394462, 18788924]

約数ペア:

[(1, 18788924), (2, 9394462), (4, 4697231), (7, 2684132), (11, 1708084), (14, 1342066), (22, 854042), (28, 671033), (44, 427021), (53, 354508), (77, 244012), (106, 177254), (154, 122006), (212, 88627), (308, 61003), (371, 50644), (583, 32228), (742, 25322), (1151, 16324), (1166, 16114), (1484, 12661), (2302, 8162), (2332, 8057), (4081, 4604)]