20485452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131317}}^1$

素因数の和:131337

約数の個数: 24

約数和(自身を含む): 51476656

約数和(自身を除く): 30991204

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131317, 262634, 393951, 525268, 787902, 1575804, 1707121, 3414242, 5121363, 6828484, 10242726, 20485452]

約数ペア:

[(1, 20485452), (2, 10242726), (3, 6828484), (4, 5121363), (6, 3414242), (12, 1707121), (13, 1575804), (26, 787902), (39, 525268), (52, 393951), (78, 262634), (156, 131317)]