20186055897

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1\times {\mathrm{859}}^1$

素因数の和:1766

約数の個数: 64

約数和(自身を含む): 32574873600

約数和(自身を除く): 12388817703

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 821, 859, 987, 1363, 2463, 2577, 4089, 5747, 6013, 9541, 17241, 18039, 23809, 24911, 28623, 38587, 40373, 71427, 74733, 115761, 121119, 166663, 174377, 270109, 282611, 499989, 523131, 705239, 810327, 847833, 1119023, 1170817, 2115717, 3357069, 3512451, 4936673, 7833161, 8195719, 14810019, 20451931, 23499483, 24587157, 33146233, 61355793, 99438699, 143163517, 232023631, 429490551, 696070893, 961240757, 2883722271, 6728685299, 20186055897]

約数ペア:

[(1, 20186055897), (3, 6728685299), (7, 2883722271), (21, 961240757), (29, 696070893), (47, 429490551), (87, 232023631), (141, 143163517), (203, 99438699), (329, 61355793), (609, 33146233), (821, 24587157), (859, 23499483), (987, 20451931), (1363, 14810019), (2463, 8195719), (2577, 7833161), (4089, 4936673), (5747, 3512451), (6013, 3357069), (9541, 2115717), (17241, 1170817), (18039, 1119023), (23809, 847833), (24911, 810327), (28623, 705239), (38587, 523131), (40373, 499989), (71427, 282611), (74733, 270109), (115761, 174377), (121119, 166663)]