20453565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1097}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 36049536

約数和(自身を除く): 15595971

約数列:

[1, 3, 5, 11, 15, 33, 55, 113, 165, 339, 565, 1097, 1243, 1695, 3291, 3729, 5485, 6215, 12067, 16455, 18645, 36201, 60335, 123961, 181005, 371883, 619805, 1363571, 1859415, 4090713, 6817855, 20453565]

約数ペア:

[(1, 20453565), (3, 6817855), (5, 4090713), (11, 1859415), (15, 1363571), (33, 619805), (55, 371883), (113, 181005), (165, 123961), (339, 60335), (565, 36201), (1097, 18645), (1243, 16455), (1695, 12067), (3291, 6215), (3729, 5485)]