19876383

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:983

約数の個数: 24

約数和(自身を含む): 30624048

約数和(自身を除く): 10747665

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 797, 1467, 2391, 2771, 7173, 8313, 13549, 24939, 40647, 121941, 129911, 389733, 1169199, 2208487, 6625461, 19876383]

約数ペア:

[(1, 19876383), (3, 6625461), (9, 2208487), (17, 1169199), (51, 389733), (153, 129911), (163, 121941), (489, 40647), (797, 24939), (1467, 13549), (2391, 8313), (2771, 7173)]