20787543614

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{677}}^1\times {\mathrm{1439}}^1$

素因数の和:2392

約数の個数: 32

約数和(自身を含む): 32054538240

約数和(自身を除く): 11266994626

約数列:

[1, 2, 47, 94, 227, 454, 677, 1354, 1439, 2878, 10669, 21338, 31819, 63638, 67633, 135266, 153679, 307358, 326653, 653306, 974203, 1948406, 7222913, 14445826, 15352691, 30705382, 45787541, 91575082, 221144081, 442288162, 10393771807, 20787543614]

約数ペア:

[(1, 20787543614), (2, 10393771807), (47, 442288162), (94, 221144081), (227, 91575082), (454, 45787541), (677, 30705382), (1354, 15352691), (1439, 14445826), (2878, 7222913), (10669, 1948406), (21338, 974203), (31819, 653306), (63638, 326653), (67633, 307358), (135266, 153679)]