19426461

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7187}}^1$

素因数の和:7260

約数の個数: 16

約数和(自身を含む): 27946944

約数和(自身を除く): 8520483

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7187, 21561, 122179, 366537, 380911, 1142733, 6475487, 19426461]

約数ペア:

[(1, 19426461), (3, 6475487), (17, 1142733), (51, 380911), (53, 366537), (159, 122179), (901, 21561), (2703, 7187)]