20553663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 32356800

約数和(自身を除く): 11803137

約数列:

[1, 3, 13, 17, 29, 39, 51, 87, 221, 377, 493, 663, 1069, 1131, 1479, 3207, 6409, 13897, 18173, 19227, 31001, 41691, 54519, 93003, 236249, 403013, 527017, 708747, 1209039, 1581051, 6851221, 20553663]

約数ペア:

[(1, 20553663), (3, 6851221), (13, 1581051), (17, 1209039), (29, 708747), (39, 527017), (51, 403013), (87, 236249), (221, 93003), (377, 54519), (493, 41691), (663, 31001), (1069, 19227), (1131, 18173), (1479, 13897), (3207, 6409)]