20131968327

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{21341}}^1$

素因数の和:21763

約数の個数: 32

約数和(自身を含む): 29042193600

約数和(自身を除く): 8910225273

約数列:

[1, 3, 17, 51, 53, 159, 349, 901, 1047, 2703, 5933, 17799, 18497, 21341, 55491, 64023, 314449, 362797, 943347, 1088391, 1131073, 3393219, 7448009, 19228241, 22344027, 57684723, 126616153, 379848459, 394744477, 1184233431, 6710656109, 20131968327]

約数ペア:

[(1, 20131968327), (3, 6710656109), (17, 1184233431), (51, 394744477), (53, 379848459), (159, 126616153), (349, 57684723), (901, 22344027), (1047, 19228241), (2703, 7448009), (5933, 3393219), (17799, 1131073), (18497, 1088391), (21341, 943347), (55491, 362797), (64023, 314449)]