20124549

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4297

約数の個数: 24

約数和(自身を含む): 31779072

約数和(自身を除く): 11654523

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 279, 527, 1581, 4243, 4743, 12729, 38187, 72131, 131533, 216393, 394599, 649179, 1183797, 2236061, 6708183, 20124549]

約数ペア:

[(1, 20124549), (3, 6708183), (9, 2236061), (17, 1183797), (31, 649179), (51, 394599), (93, 216393), (153, 131533), (279, 72131), (527, 38187), (1581, 12729), (4243, 4743)]