19663653

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2861}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 27475200

約数和(自身を除く): 7811547

約数列:

[1, 3, 29, 79, 87, 237, 2291, 2861, 6873, 8583, 82969, 226019, 248907, 678057, 6554551, 19663653]

約数ペア:

[(1, 19663653), (3, 6554551), (29, 678057), (79, 248907), (87, 226019), (237, 82969), (2291, 8583), (2861, 6873)]