20156103357

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{25673}}^1$

素因数の和:26221

約数の個数: 32

約数和(自身を含む): 29709542016

約数和(自身を除く): 9553438659

約数列:

[1, 3, 13, 39, 41, 123, 491, 533, 1473, 1599, 6383, 19149, 20131, 25673, 60393, 77019, 261703, 333749, 785109, 1001247, 1052593, 3157779, 12605443, 13683709, 37816329, 41051127, 163870759, 491612277, 516823163, 1550469489, 6718701119, 20156103357]

約数ペア:

[(1, 20156103357), (3, 6718701119), (13, 1550469489), (39, 516823163), (41, 491612277), (123, 163870759), (491, 41051127), (533, 37816329), (1473, 13683709), (1599, 12605443), (6383, 3157779), (19149, 1052593), (20131, 1001247), (25673, 785109), (60393, 333749), (77019, 261703)]