18734254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 16516946

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 239, 478, 509, 1018, 1673, 2629, 3346, 3563, 5258, 5599, 7126, 11198, 18403, 36806, 39193, 78386, 121651, 243302, 851557, 1338161, 1703114, 2676322, 9367127, 18734254]

約数ペア:

[(1, 18734254), (2, 9367127), (7, 2676322), (11, 1703114), (14, 1338161), (22, 851557), (77, 243302), (154, 121651), (239, 78386), (478, 39193), (509, 36806), (1018, 18403), (1673, 11198), (2629, 7126), (3346, 5599), (3563, 5258)]