20079618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 48263040

約数和(自身を除く): 28183422

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 323, 442, 494, 646, 663, 741, 797, 969, 1326, 1482, 1594, 1938, 2391, 4199, 4782, 8398, 10361, 12597, 13549, 15143, 20722, 25194, 27098, 30286, 31083, 40647, 45429, 62166, 81294, 90858, 176137, 196859, 257431, 352274, 393718, 514862, 528411, 590577, 772293, 1056822, 1181154, 1544586, 3346603, 6693206, 10039809, 20079618]

約数ペア:

[(1, 20079618), (2, 10039809), (3, 6693206), (6, 3346603), (13, 1544586), (17, 1181154), (19, 1056822), (26, 772293), (34, 590577), (38, 528411), (39, 514862), (51, 393718), (57, 352274), (78, 257431), (102, 196859), (114, 176137), (221, 90858), (247, 81294), (323, 62166), (442, 45429), (494, 40647), (646, 31083), (663, 30286), (741, 27098), (797, 25194), (969, 20722), (1326, 15143), (1482, 13549), (1594, 12597), (1938, 10361), (2391, 8398), (4199, 4782)]