20297541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 31667328

約数和(自身を除く): 11369787

約数列:

[1, 3, 11, 17, 33, 51, 97, 187, 291, 373, 561, 1067, 1119, 1649, 3201, 4103, 4947, 6341, 12309, 18139, 19023, 36181, 54417, 69751, 108543, 209253, 397991, 615077, 1193973, 1845231, 6765847, 20297541]

約数ペア:

[(1, 20297541), (3, 6765847), (11, 1845231), (17, 1193973), (33, 615077), (51, 397991), (97, 209253), (187, 108543), (291, 69751), (373, 54417), (561, 36181), (1067, 19023), (1119, 18139), (1649, 12309), (3201, 6341), (4103, 4947)]