20011936

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2179}}^1$

素因数の和:2237

約数の個数: 48

約数和(自身を含む): 46146240

約数和(自身を除く): 26134304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2179, 2296, 4358, 4592, 8716, 9184, 15253, 17432, 30506, 34864, 61012, 69728, 89339, 122024, 178678, 244048, 357356, 488096, 625373, 714712, 1250746, 1429424, 2501492, 2858848, 5002984, 10005968, 20011936]

約数ペア:

[(1, 20011936), (2, 10005968), (4, 5002984), (7, 2858848), (8, 2501492), (14, 1429424), (16, 1250746), (28, 714712), (32, 625373), (41, 488096), (56, 357356), (82, 244048), (112, 178678), (164, 122024), (224, 89339), (287, 69728), (328, 61012), (574, 34864), (656, 30506), (1148, 17432), (1312, 15253), (2179, 9184), (2296, 8716), (4358, 4592)]