17854844

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 37180416

約数和(自身を除く): 19325572

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 103, 151, 164, 206, 287, 302, 412, 574, 604, 721, 1057, 1148, 1442, 2114, 2884, 4223, 4228, 6191, 8446, 12382, 15553, 16892, 24764, 29561, 31106, 43337, 59122, 62212, 86674, 108871, 118244, 173348, 217742, 435484, 637673, 1275346, 2550692, 4463711, 8927422, 17854844]

約数ペア:

[(1, 17854844), (2, 8927422), (4, 4463711), (7, 2550692), (14, 1275346), (28, 637673), (41, 435484), (82, 217742), (103, 173348), (151, 118244), (164, 108871), (206, 86674), (287, 62212), (302, 59122), (412, 43337), (574, 31106), (604, 29561), (721, 24764), (1057, 16892), (1148, 15553), (1442, 12382), (2114, 8446), (2884, 6191), (4223, 4228)]