18120206653

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{21019}}^1$

素因数の和:21229

約数の個数: 24

約数和(自身を含む): 20391922400

約数和(自身を除く): 2271715747

約数列:

[1, 17, 19, 157, 289, 323, 2669, 2983, 5491, 21019, 45373, 50711, 357323, 399361, 862087, 3299983, 6074491, 6789137, 56099711, 62699677, 115415329, 953695087, 1065894509, 18120206653]

約数ペア:

[(1, 18120206653), (17, 1065894509), (19, 953695087), (157, 115415329), (289, 62699677), (323, 56099711), (2669, 6789137), (2983, 6074491), (5491, 3299983), (21019, 862087), (45373, 399361), (50711, 357323)]