20019246

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11159}}^1$

素因数の和:11200

約数の個数: 32

約数和(自身を含む): 44997120

約数和(自身を除く): 24977874

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11159, 22318, 33477, 66954, 145067, 256657, 290134, 435201, 513314, 769971, 870402, 1539942, 3336541, 6673082, 10009623, 20019246]

約数ペア:

[(1, 20019246), (2, 10009623), (3, 6673082), (6, 3336541), (13, 1539942), (23, 870402), (26, 769971), (39, 513314), (46, 435201), (69, 290134), (78, 256657), (138, 145067), (299, 66954), (598, 33477), (897, 22318), (1794, 11159)]