198205898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 331568640

約数和(自身を除く): 133362742

約数列:

[1, 2, 11, 22, 59, 118, 311, 491, 622, 649, 982, 1298, 3421, 5401, 6842, 10802, 18349, 28969, 36698, 57938, 152701, 201839, 305402, 318659, 403678, 637318, 1679711, 3359422, 9009359, 18018718, 99102949, 198205898]

約数ペア:

[(1, 198205898), (2, 99102949), (11, 18018718), (22, 9009359), (59, 3359422), (118, 1679711), (311, 637318), (491, 403678), (622, 318659), (649, 305402), (982, 201839), (1298, 152701), (3421, 57938), (5401, 36698), (6842, 28969), (10802, 18349)]