2019621891

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{38639}}^1$

素因数の和:38799

約数の個数: 32

約数和(自身を含む): 3264307200

約数和(自身を除く): 1244685309

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 917, 2489, 2751, 7467, 17423, 38639, 52269, 115917, 270473, 734141, 811419, 2202423, 5061709, 5138987, 15185127, 15416961, 35431963, 96172471, 106295889, 288517413, 673207297, 2019621891]

約数ペア:

[(1, 2019621891), (3, 673207297), (7, 288517413), (19, 106295889), (21, 96172471), (57, 35431963), (131, 15416961), (133, 15185127), (393, 5138987), (399, 5061709), (917, 2202423), (2489, 811419), (2751, 734141), (7467, 270473), (17423, 115917), (38639, 52269)]