20056419

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2291

約数の個数: 24

約数和(自身を含む): 31084560

約数和(自身を除く): 11028141

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 2213, 3021, 6639, 9063, 19917, 42047, 117289, 126141, 351867, 378423, 1055601, 2228491, 6685473, 20056419]

約数ペア:

[(1, 20056419), (3, 6685473), (9, 2228491), (19, 1055601), (53, 378423), (57, 351867), (159, 126141), (171, 117289), (477, 42047), (1007, 19917), (2213, 9063), (3021, 6639)]