20941519

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 22407840

約数和(自身を除く): 1466321

約数列:

[1, 37, 53, 59, 181, 1961, 2183, 3127, 6697, 9593, 10679, 115699, 354941, 395123, 565987, 20941519]

約数ペア:

[(1, 20941519), (37, 565987), (53, 395123), (59, 354941), (181, 115699), (1961, 10679), (2183, 9593), (3127, 6697)]