20189761570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9660173}}^1$

素因数の和:9660210

約数の個数: 32

約数和(自身を含む): 41731951680

約数和(自身を除く): 21542190110

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9660173, 19320346, 48300865, 96601730, 106261903, 183543287, 212523806, 367086574, 531309515, 917716435, 1062619030, 1835432870, 2018976157, 4037952314, 10094880785, 20189761570]

約数ペア:

[(1, 20189761570), (2, 10094880785), (5, 4037952314), (10, 2018976157), (11, 1835432870), (19, 1062619030), (22, 917716435), (38, 531309515), (55, 367086574), (95, 212523806), (110, 183543287), (190, 106261903), (209, 96601730), (418, 48300865), (1045, 19320346), (2090, 9660173)]