20178036927

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{4933}}^1$

素因数の和:5163

約数の個数: 56

約数和(自身を含む): 31408028288

約数和(自身を除く): 11229991361

約数列:

[1, 3, 9, 27, 31, 81, 93, 181, 243, 279, 543, 729, 837, 1629, 2511, 4887, 4933, 5611, 7533, 14661, 14799, 16833, 22599, 43983, 44397, 50499, 131949, 133191, 151497, 152923, 399573, 454491, 458769, 892873, 1198719, 1363473, 1376307, 2678619, 3596157, 4090419, 4128921, 8035857, 12386763, 24107571, 27679063, 37160289, 72322713, 83037189, 111480867, 216968139, 249111567, 650904417, 747334701, 2242004103, 6726012309, 20178036927]

約数ペア:

[(1, 20178036927), (3, 6726012309), (9, 2242004103), (27, 747334701), (31, 650904417), (81, 249111567), (93, 216968139), (181, 111480867), (243, 83037189), (279, 72322713), (543, 37160289), (729, 27679063), (837, 24107571), (1629, 12386763), (2511, 8035857), (4887, 4128921), (4933, 4090419), (5611, 3596157), (7533, 2678619), (14661, 1376307), (14799, 1363473), (16833, 1198719), (22599, 892873), (43983, 458769), (44397, 454491), (50499, 399573), (131949, 152923), (133191, 151497)]