20174583

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 34320384

約数和(自身を除く): 14145801

約数列:

[1, 3, 11, 13, 31, 33, 37, 39, 41, 93, 111, 123, 143, 341, 403, 407, 429, 451, 481, 533, 1023, 1147, 1209, 1221, 1271, 1353, 1443, 1517, 1599, 3441, 3813, 4433, 4551, 5291, 5863, 12617, 13299, 13981, 14911, 15873, 16523, 16687, 17589, 19721, 37851, 41943, 44733, 47027, 49569, 50061, 59163, 141081, 164021, 181753, 216931, 492063, 517297, 545259, 611351, 650793, 1551891, 1834053, 6724861, 20174583]

約数ペア:

[(1, 20174583), (3, 6724861), (11, 1834053), (13, 1551891), (31, 650793), (33, 611351), (37, 545259), (39, 517297), (41, 492063), (93, 216931), (111, 181753), (123, 164021), (143, 141081), (341, 59163), (403, 50061), (407, 49569), (429, 47027), (451, 44733), (481, 41943), (533, 37851), (1023, 19721), (1147, 17589), (1209, 16687), (1221, 16523), (1271, 15873), (1353, 14911), (1443, 13981), (1517, 13299), (1599, 12617), (3441, 5863), (3813, 5291), (4433, 4551)]