20714758

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 13395962

約数列:

[1, 2, 29, 31, 41, 58, 62, 82, 281, 562, 899, 1189, 1271, 1798, 2378, 2542, 8149, 8711, 11521, 16298, 17422, 23042, 36859, 73718, 252619, 334109, 357151, 505238, 668218, 714302, 10357379, 20714758]

約数ペア:

[(1, 20714758), (2, 10357379), (29, 714302), (31, 668218), (41, 505238), (58, 357151), (62, 334109), (82, 252619), (281, 73718), (562, 36859), (899, 23042), (1189, 17422), (1271, 16298), (1798, 11521), (2378, 8711), (2542, 8149)]