20770064

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3499}}^1$

素因数の和:3567

約数の個数: 40

約数和(自身を含む): 46872000

約数和(自身を除く): 26101936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 3499, 5936, 6998, 13996, 24493, 27992, 48986, 55984, 97972, 185447, 195944, 370894, 391888, 741788, 1298129, 1483576, 2596258, 2967152, 5192516, 10385032, 20770064]

約数ペア:

[(1, 20770064), (2, 10385032), (4, 5192516), (7, 2967152), (8, 2596258), (14, 1483576), (16, 1298129), (28, 741788), (53, 391888), (56, 370894), (106, 195944), (112, 185447), (212, 97972), (371, 55984), (424, 48986), (742, 27992), (848, 24493), (1484, 13996), (2968, 6998), (3499, 5936)]