20254374

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 80

約数和(自身を含む): 53003808

約数和(自身を除く): 32749434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 81, 106, 126, 159, 162, 189, 318, 337, 371, 378, 477, 567, 674, 742, 954, 1011, 1113, 1134, 1431, 2022, 2226, 2359, 2862, 3033, 3339, 4293, 4718, 6066, 6678, 7077, 8586, 9099, 10017, 14154, 17861, 18198, 20034, 21231, 27297, 30051, 35722, 42462, 53583, 54594, 60102, 63693, 107166, 125027, 127386, 160749, 191079, 250054, 321498, 375081, 382158, 482247, 750162, 964494, 1125243, 1446741, 2250486, 2893482, 3375729, 6751458, 10127187, 20254374]

約数ペア:

[(1, 20254374), (2, 10127187), (3, 6751458), (6, 3375729), (7, 2893482), (9, 2250486), (14, 1446741), (18, 1125243), (21, 964494), (27, 750162), (42, 482247), (53, 382158), (54, 375081), (63, 321498), (81, 250054), (106, 191079), (126, 160749), (159, 127386), (162, 125027), (189, 107166), (318, 63693), (337, 60102), (371, 54594), (378, 53583), (477, 42462), (567, 35722), (674, 30051), (742, 27297), (954, 21231), (1011, 20034), (1113, 18198), (1134, 17861), (1431, 14154), (2022, 10017), (2226, 9099), (2359, 8586), (2862, 7077), (3033, 6678), (3339, 6066), (4293, 4718)]