26450848

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 54552960

約数和(自身を除く): 28102112

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 86, 94, 172, 188, 344, 376, 409, 688, 752, 818, 1376, 1504, 1636, 2021, 3272, 4042, 6544, 8084, 13088, 16168, 17587, 19223, 32336, 35174, 38446, 64672, 70348, 76892, 140696, 153784, 281392, 307568, 562784, 615136, 826589, 1653178, 3306356, 6612712, 13225424, 26450848]

約数ペア:

[(1, 26450848), (2, 13225424), (4, 6612712), (8, 3306356), (16, 1653178), (32, 826589), (43, 615136), (47, 562784), (86, 307568), (94, 281392), (172, 153784), (188, 140696), (344, 76892), (376, 70348), (409, 64672), (688, 38446), (752, 35174), (818, 32336), (1376, 19223), (1504, 17587), (1636, 16168), (2021, 13088), (3272, 8084), (4042, 6544)]