201639196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{587}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 397901952

約数和(自身を除く): 196262756

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 211, 407, 422, 587, 814, 844, 1174, 1628, 2321, 2348, 4642, 6457, 7807, 9284, 12914, 15614, 21719, 25828, 31228, 43438, 85877, 86876, 123857, 171754, 238909, 247714, 343508, 477818, 495428, 955636, 1362427, 2724854, 4582709, 5449708, 9165418, 18330836, 50409799, 100819598, 201639196]

約数ペア:

[(1, 201639196), (2, 100819598), (4, 50409799), (11, 18330836), (22, 9165418), (37, 5449708), (44, 4582709), (74, 2724854), (148, 1362427), (211, 955636), (407, 495428), (422, 477818), (587, 343508), (814, 247714), (844, 238909), (1174, 171754), (1628, 123857), (2321, 86876), (2348, 85877), (4642, 43438), (6457, 31228), (7807, 25828), (9284, 21719), (12914, 15614)]