20184756489

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1\times {\mathrm{2753}}^1$

素因数の和:3226

約数の個数: 48

約数和(自身を含む): 31172658192

約数和(自身を除く): 10987901703

約数列:

[1, 3, 9, 17, 51, 153, 173, 277, 519, 831, 1557, 2493, 2753, 2941, 4709, 8259, 8823, 14127, 24777, 26469, 42381, 46801, 47921, 140403, 143763, 421209, 431289, 476269, 762581, 814657, 1428807, 2287743, 2443971, 4286421, 6863229, 7331913, 8096573, 12963877, 24289719, 38891631, 72869157, 116674893, 131926513, 395779539, 1187338617, 2242750721, 6728252163, 20184756489]

約数ペア:

[(1, 20184756489), (3, 6728252163), (9, 2242750721), (17, 1187338617), (51, 395779539), (153, 131926513), (173, 116674893), (277, 72869157), (519, 38891631), (831, 24289719), (1557, 12963877), (2493, 8096573), (2753, 7331913), (2941, 6863229), (4709, 4286421), (8259, 2443971), (8823, 2287743), (14127, 1428807), (24777, 814657), (26469, 762581), (42381, 476269), (46801, 431289), (47921, 421209), (140403, 143763)]