19005327

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{719}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12098673

約数列:

[1, 3, 9, 11, 27, 33, 89, 99, 267, 297, 719, 801, 979, 2157, 2403, 2937, 6471, 7909, 8811, 19413, 23727, 26433, 63991, 71181, 191973, 213543, 575919, 703901, 1727757, 2111703, 6335109, 19005327]

約数ペア:

[(1, 19005327), (3, 6335109), (9, 2111703), (11, 1727757), (27, 703901), (33, 575919), (89, 213543), (99, 191973), (267, 71181), (297, 63991), (719, 26433), (801, 23727), (979, 19413), (2157, 8811), (2403, 7909), (2937, 6471)]