19267871216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1385779}}^1$

素因数の和:1385877

約数の個数: 40

約数和(自身を含む): 41240812800

約数和(自身を除く): 21972941584

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1738, 3476, 6952, 13904, 1385779, 2771558, 5543116, 11086232, 15243569, 22172464, 30487138, 60974276, 109476541, 121948552, 218953082, 243897104, 437906164, 875812328, 1204241951, 1751624656, 2408483902, 4816967804, 9633935608, 19267871216]

約数ペア:

[(1, 19267871216), (2, 9633935608), (4, 4816967804), (8, 2408483902), (11, 1751624656), (16, 1204241951), (22, 875812328), (44, 437906164), (79, 243897104), (88, 218953082), (158, 121948552), (176, 109476541), (316, 60974276), (632, 30487138), (869, 22172464), (1264, 15243569), (1738, 11086232), (3476, 5543116), (6952, 2771558), (13904, 1385779)]