20117284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4273}}^1$

素因数の和:4395

約数の個数: 24

約数和(自身を含む): 38773728

約数和(自身を除く): 18656444

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4273, 4708, 8546, 17092, 47003, 94006, 188012, 457211, 914422, 1828844, 5029321, 10058642, 20117284]

約数ペア:

[(1, 20117284), (2, 10058642), (4, 5029321), (11, 1828844), (22, 914422), (44, 457211), (107, 188012), (214, 94006), (428, 47003), (1177, 17092), (2354, 8546), (4273, 4708)]