20379898

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2243}}^1$

素因数の和:2322

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 18396422

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 2243, 4486, 4543, 9086, 15701, 24673, 31402, 49346, 132337, 172711, 264674, 345422, 926359, 1455707, 1852718, 2911414, 10189949, 20379898]

約数ペア:

[(1, 20379898), (2, 10189949), (7, 2911414), (11, 1852718), (14, 1455707), (22, 926359), (59, 345422), (77, 264674), (118, 172711), (154, 132337), (413, 49346), (649, 31402), (826, 24673), (1298, 15701), (2243, 9086), (4486, 4543)]