20804535794

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{257501}}^1$

素因数の和:257738

約数の個数: 32

約数和(自身を含む): 37080288000

約数和(自身を除く): 16275752206

約数列:

[1, 2, 7, 14, 29, 58, 199, 203, 398, 406, 1393, 2786, 5771, 11542, 40397, 80794, 257501, 515002, 1802507, 3605014, 7467529, 14935058, 51242699, 52272703, 102485398, 104545406, 358698893, 717397786, 1486038271, 2972076542, 10402267897, 20804535794]

約数ペア:

[(1, 20804535794), (2, 10402267897), (7, 2972076542), (14, 1486038271), (29, 717397786), (58, 358698893), (199, 104545406), (203, 102485398), (398, 52272703), (406, 51242699), (1393, 14935058), (2786, 7467529), (5771, 3605014), (11542, 1802507), (40397, 515002), (80794, 257501)]