38656431

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20551}}^1$

素因数の和:20587

約数の個数: 24

約数和(自身を含む): 64122240

約数和(自身を除く): 25465809

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 20551, 61653, 184959, 226061, 390469, 678183, 1171407, 2034549, 3514221, 4295159, 12885477, 38656431]

約数ペア:

[(1, 38656431), (3, 12885477), (9, 4295159), (11, 3514221), (19, 2034549), (33, 1171407), (57, 678183), (99, 390469), (171, 226061), (209, 184959), (627, 61653), (1881, 20551)]