20394453

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4423}}^1$

素因数の和:4508

約数の個数: 16

約数和(自身を含む): 28667520

約数和(自身を除く): 8273067

約数列:

[1, 3, 29, 53, 87, 159, 1537, 4423, 4611, 13269, 128267, 234419, 384801, 703257, 6798151, 20394453]

約数ペア:

[(1, 20394453), (3, 6798151), (29, 703257), (53, 384801), (87, 234419), (159, 128267), (1537, 13269), (4423, 4611)]