19277216

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2099}}^1$

素因数の和:2157

約数の個数: 48

約数和(自身を含む): 44452800

約数和(自身を除く): 25175584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2099, 2296, 4198, 4592, 8396, 9184, 14693, 16792, 29386, 33584, 58772, 67168, 86059, 117544, 172118, 235088, 344236, 470176, 602413, 688472, 1204826, 1376944, 2409652, 2753888, 4819304, 9638608, 19277216]

約数ペア:

[(1, 19277216), (2, 9638608), (4, 4819304), (7, 2753888), (8, 2409652), (14, 1376944), (16, 1204826), (28, 688472), (32, 602413), (41, 470176), (56, 344236), (82, 235088), (112, 172118), (164, 117544), (224, 86059), (287, 67168), (328, 58772), (574, 33584), (656, 29386), (1148, 16792), (1312, 14693), (2099, 9184), (2296, 8396), (4198, 4592)]