20073447

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 31872960

約数和(自身を除く): 11799513

約数列:

[1, 3, 9, 17, 27, 51, 101, 153, 303, 433, 459, 909, 1299, 1717, 2727, 3897, 5151, 7361, 11691, 15453, 22083, 43733, 46359, 66249, 131199, 198747, 393597, 743461, 1180791, 2230383, 6691149, 20073447]

約数ペア:

[(1, 20073447), (3, 6691149), (9, 2230383), (17, 1180791), (27, 743461), (51, 393597), (101, 198747), (153, 131199), (303, 66249), (433, 46359), (459, 43733), (909, 22083), (1299, 15453), (1717, 11691), (2727, 7361), (3897, 5151)]