18526156929

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{910421}}^1$

素因数の和:910470

約数の個数: 48

約数和(自身を含む): 34086199680

約数和(自身を除く): 15560042751

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2907, 6783, 20349, 910421, 2731263, 6372947, 8193789, 15477157, 17297999, 19118841, 46431471, 51893997, 57356523, 108340099, 121085993, 139294413, 155681991, 294065983, 325020297, 363257979, 882197949, 975060891, 1089773937, 2058461881, 2646593847, 6175385643, 18526156929]

約数ペア:

[(1, 18526156929), (3, 6175385643), (7, 2646593847), (9, 2058461881), (17, 1089773937), (19, 975060891), (21, 882197949), (51, 363257979), (57, 325020297), (63, 294065983), (119, 155681991), (133, 139294413), (153, 121085993), (171, 108340099), (323, 57356523), (357, 51893997), (399, 46431471), (969, 19118841), (1071, 17297999), (1197, 15477157), (2261, 8193789), (2907, 6372947), (6783, 2731263), (20349, 910421)]