20028791

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 21596160

約数和(自身を除く): 1567369

約数列:

[1, 23, 73, 79, 151, 1679, 1817, 3473, 5767, 11023, 11929, 132641, 253529, 274367, 870817, 20028791]

約数ペア:

[(1, 20028791), (23, 870817), (73, 274367), (79, 253529), (151, 132641), (1679, 11929), (1817, 11023), (3473, 5767)]