2012910021

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{18313}}^1$

素因数の和:18407

約数の個数: 40

約数和(自身を含む): 3191031360

約数和(自身を除く): 1178121339

約数列:

[1, 3, 9, 23, 27, 59, 69, 81, 177, 207, 531, 621, 1357, 1593, 1863, 4071, 4779, 12213, 18313, 36639, 54939, 109917, 164817, 421199, 494451, 1080467, 1263597, 1483353, 3241401, 3790791, 9724203, 11372373, 24850741, 29172609, 34117119, 74552223, 87517827, 223656669, 670970007, 2012910021]

約数ペア:

[(1, 2012910021), (3, 670970007), (9, 223656669), (23, 87517827), (27, 74552223), (59, 34117119), (69, 29172609), (81, 24850741), (177, 11372373), (207, 9724203), (531, 3790791), (621, 3241401), (1357, 1483353), (1593, 1263597), (1863, 1080467), (4071, 494451), (4779, 421199), (12213, 164817), (18313, 109917), (36639, 54939)]