20780766

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{22637}}^1$

素因数の和:22665

約数の個数: 32

約数和(自身を含む): 48898080

約数和(自身を除く): 28117314

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 22637, 45274, 67911, 135822, 203733, 384829, 407466, 611199, 769658, 1154487, 1222398, 2308974, 3463461, 6926922, 10390383, 20780766]

約数ペア:

[(1, 20780766), (2, 10390383), (3, 6926922), (6, 3463461), (9, 2308974), (17, 1222398), (18, 1154487), (27, 769658), (34, 611199), (51, 407466), (54, 384829), (102, 203733), (153, 135822), (306, 67911), (459, 45274), (918, 22637)]