20422596

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 49097664

約数和(自身を除く): 28675068

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 163, 197, 212, 318, 326, 394, 489, 591, 636, 652, 788, 978, 1182, 1956, 2364, 8639, 10441, 17278, 20882, 25917, 31323, 32111, 34556, 41764, 51834, 62646, 64222, 96333, 103668, 125292, 128444, 192666, 385332, 1701883, 3403766, 5105649, 6807532, 10211298, 20422596]

約数ペア:

[(1, 20422596), (2, 10211298), (3, 6807532), (4, 5105649), (6, 3403766), (12, 1701883), (53, 385332), (106, 192666), (159, 128444), (163, 125292), (197, 103668), (212, 96333), (318, 64222), (326, 62646), (394, 51834), (489, 41764), (591, 34556), (636, 32111), (652, 31323), (788, 25917), (978, 20882), (1182, 17278), (1956, 10441), (2364, 8639)]