20984294

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{1091}}^1$

素因数の和:1315

約数の個数: 16

約数和(自身を含む): 32235840

約数和(自身を除く): 11251546

約数列:

[1, 2, 59, 118, 163, 326, 1091, 2182, 9617, 19234, 64369, 128738, 177833, 355666, 10492147, 20984294]

約数ペア:

[(1, 20984294), (2, 10492147), (59, 355666), (118, 177833), (163, 128738), (326, 64369), (1091, 19234), (2182, 9617)]