19722443

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 22050336

約数和(自身を除く): 2327893

約数列:

[1, 13, 37, 131, 313, 481, 1703, 4069, 4847, 11581, 41003, 63011, 150553, 533039, 1517111, 19722443]

約数ペア:

[(1, 19722443), (13, 1517111), (37, 533039), (131, 150553), (313, 63011), (481, 41003), (1703, 11581), (4069, 4847)]