19972677

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1327}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 27728640

約数和(自身を除く): 7755963

約数列:

[1, 3, 29, 87, 173, 519, 1327, 3981, 5017, 15051, 38483, 115449, 229571, 688713, 6657559, 19972677]

約数ペア:

[(1, 19972677), (3, 6657559), (29, 688713), (87, 229571), (173, 115449), (519, 38483), (1327, 15051), (3981, 5017)]