20784328609539

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1949932321}}^1$

素因数の和:1949932371

約数の個数: 32

約数和(自身を含む): 33694830524160

約数和(自身を除く): 12910501914621

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 3553, 10659, 1949932321, 5849796963, 21449255531, 33148849457, 37048714099, 64347766593, 99446548371, 111146142297, 364637344027, 407535855089, 629828139683, 1093912032081, 1222607565267, 1889484419049, 6928109536513, 20784328609539]

約数ペア:

[(1, 20784328609539), (3, 6928109536513), (11, 1889484419049), (17, 1222607565267), (19, 1093912032081), (33, 629828139683), (51, 407535855089), (57, 364637344027), (187, 111146142297), (209, 99446548371), (323, 64347766593), (561, 37048714099), (627, 33148849457), (969, 21449255531), (3553, 5849796963), (10659, 1949932321)]