19797351

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4153}}^1$

素因数の和:4390

約数の個数: 16

約数和(自身を含む): 30307584

約数和(自身を除く): 10510233

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4153, 4767, 12459, 29071, 87213, 942731, 2828193, 6599117, 19797351]

約数ペア:

[(1, 19797351), (3, 6599117), (7, 2828193), (21, 942731), (227, 87213), (681, 29071), (1589, 12459), (4153, 4767)]