18552460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1103}}^1$

素因数の和:1170

約数の個数: 36

約数和(自身を含む): 40386528

約数和(自身を除く): 21834068

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1103, 1682, 2206, 3364, 4205, 4412, 5515, 8410, 11030, 16820, 22060, 31987, 63974, 127948, 159935, 319870, 639740, 927623, 1855246, 3710492, 4638115, 9276230, 18552460]

約数ペア:

[(1, 18552460), (2, 9276230), (4, 4638115), (5, 3710492), (10, 1855246), (20, 927623), (29, 639740), (58, 319870), (116, 159935), (145, 127948), (290, 63974), (580, 31987), (841, 22060), (1103, 16820), (1682, 11030), (2206, 8410), (3364, 5515), (4205, 4412)]