19279792

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2179}}^1$

素因数の和:2273

約数の個数: 40

約数和(自身を含む): 43251200

約数和(自身を除く): 23971408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2179, 2212, 4358, 4424, 8716, 8848, 15253, 17432, 30506, 34864, 61012, 122024, 172141, 244048, 344282, 688564, 1204987, 1377128, 2409974, 2754256, 4819948, 9639896, 19279792]

約数ペア:

[(1, 19279792), (2, 9639896), (4, 4819948), (7, 2754256), (8, 2409974), (14, 1377128), (16, 1204987), (28, 688564), (56, 344282), (79, 244048), (112, 172141), (158, 122024), (316, 61012), (553, 34864), (632, 30506), (1106, 17432), (1264, 15253), (2179, 8848), (2212, 8716), (4358, 4424)]