20124719991

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1\times {\mathrm{3319}}^1$

素因数の和:4004

約数の個数: 48

約数和(自身を含む): 31178784000

約数和(自身を除く): 11054064009

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 601, 1121, 1803, 3319, 3363, 5409, 9957, 10089, 11419, 29871, 34257, 35459, 63061, 102771, 106377, 189183, 195821, 319131, 567549, 587463, 673721, 1762389, 1994719, 2021163, 3720599, 5984157, 6063489, 11161797, 17952471, 33485391, 37899661, 113698983, 117688421, 341096949, 353065263, 1059195789, 2236079999, 6708239997, 20124719991]

約数ペア:

[(1, 20124719991), (3, 6708239997), (9, 2236079999), (19, 1059195789), (57, 353065263), (59, 341096949), (171, 117688421), (177, 113698983), (531, 37899661), (601, 33485391), (1121, 17952471), (1803, 11161797), (3319, 6063489), (3363, 5984157), (5409, 3720599), (9957, 2021163), (10089, 1994719), (11419, 1762389), (29871, 673721), (34257, 587463), (35459, 567549), (63061, 319131), (102771, 195821), (106377, 189183)]