20097009

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5711}}^1$

素因数の和:5757

約数の個数: 24

約数和(自身を含む): 32078592

約数和(自身を除く): 11981583

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 5711, 17133, 51399, 97087, 131353, 291261, 394059, 873783, 1182177, 2233001, 6699003, 20097009]

約数ペア:

[(1, 20097009), (3, 6699003), (9, 2233001), (17, 1182177), (23, 873783), (51, 394059), (69, 291261), (153, 131353), (207, 97087), (391, 51399), (1173, 17133), (3519, 5711)]