20172765082

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{31567}}^1$

素因数の和:31906

約数の個数: 32

約数和(自身を含む): 32456954880

約数和(自身を除く): 12284189798

約数列:

[1, 2, 19, 38, 67, 134, 251, 502, 1273, 2546, 4769, 9538, 16817, 31567, 33634, 63134, 319523, 599773, 639046, 1199546, 2114989, 4229978, 7923317, 15846634, 40184791, 80369582, 150543023, 301086046, 530862239, 1061724478, 10086382541, 20172765082]

約数ペア:

[(1, 20172765082), (2, 10086382541), (19, 1061724478), (38, 530862239), (67, 301086046), (134, 150543023), (251, 80369582), (502, 40184791), (1273, 15846634), (2546, 7923317), (4769, 4229978), (9538, 2114989), (16817, 1199546), (31567, 639046), (33634, 599773), (63134, 319523)]