20559612

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 49593600

約数和(自身を除く): 29033988

約数列:

[1, 2, 3, 4, 6, 12, 59, 71, 118, 142, 177, 213, 236, 284, 354, 409, 426, 708, 818, 852, 1227, 1636, 2454, 4189, 4908, 8378, 12567, 16756, 24131, 25134, 29039, 48262, 50268, 58078, 72393, 87117, 96524, 116156, 144786, 174234, 289572, 348468, 1713301, 3426602, 5139903, 6853204, 10279806, 20559612]

約数ペア:

[(1, 20559612), (2, 10279806), (3, 6853204), (4, 5139903), (6, 3426602), (12, 1713301), (59, 348468), (71, 289572), (118, 174234), (142, 144786), (177, 116156), (213, 96524), (236, 87117), (284, 72393), (354, 58078), (409, 50268), (426, 48262), (708, 29039), (818, 25134), (852, 24131), (1227, 16756), (1636, 12567), (2454, 8378), (4189, 4908)]