20107724

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 44509248

約数和(自身を除く): 24401524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 481, 518, 962, 1036, 1493, 1924, 2986, 3367, 5972, 6734, 10451, 13468, 19409, 20902, 38818, 41804, 55241, 77636, 110482, 135863, 220964, 271726, 386687, 543452, 718133, 773374, 1436266, 1546748, 2872532, 5026931, 10053862, 20107724]

約数ペア:

[(1, 20107724), (2, 10053862), (4, 5026931), (7, 2872532), (13, 1546748), (14, 1436266), (26, 773374), (28, 718133), (37, 543452), (52, 386687), (74, 271726), (91, 220964), (148, 135863), (182, 110482), (259, 77636), (364, 55241), (481, 41804), (518, 38818), (962, 20902), (1036, 19409), (1493, 13468), (1924, 10451), (2986, 6734), (3367, 5972)]