20199552804

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3573877}}^1$

素因数の和:3574044

約数の個数: 36

約数和(自身を含む): 51385217884

約数和(自身を除く): 31185665080

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5652, 3573877, 7147754, 10721631, 14295508, 21443262, 32164893, 42886524, 64329786, 128659572, 561098689, 1122197378, 1683296067, 2244394756, 3366592134, 5049888201, 6733184268, 10099776402, 20199552804]

約数ペア:

[(1, 20199552804), (2, 10099776402), (3, 6733184268), (4, 5049888201), (6, 3366592134), (9, 2244394756), (12, 1683296067), (18, 1122197378), (36, 561098689), (157, 128659572), (314, 64329786), (471, 42886524), (628, 32164893), (942, 21443262), (1413, 14295508), (1884, 10721631), (2826, 7147754), (5652, 3573877)]