12725744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1089

約数の個数: 40

約数和(自身を含む): 26612880

約数和(自身を除く): 13887136

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1021, 1558, 2042, 3116, 4084, 6232, 8168, 12464, 16336, 19399, 38798, 41861, 77596, 83722, 155192, 167444, 310384, 334888, 669776, 795359, 1590718, 3181436, 6362872, 12725744]

約数ペア:

[(1, 12725744), (2, 6362872), (4, 3181436), (8, 1590718), (16, 795359), (19, 669776), (38, 334888), (41, 310384), (76, 167444), (82, 155192), (152, 83722), (164, 77596), (304, 41861), (328, 38798), (656, 19399), (779, 16336), (1021, 12464), (1558, 8168), (2042, 6232), (3116, 4084)]