199311938

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{3923}}^1$

素因数の和:4142

約数の個数: 32

約数和(自身を含む): 361635840

約数和(自身を除く): 162323902

約数列:

[1, 2, 7, 14, 19, 38, 133, 191, 266, 382, 1337, 2674, 3629, 3923, 7258, 7846, 25403, 27461, 50806, 54922, 74537, 149074, 521759, 749293, 1043518, 1498586, 5245051, 10490102, 14236567, 28473134, 99655969, 199311938]

約数ペア:

[(1, 199311938), (2, 99655969), (7, 28473134), (14, 14236567), (19, 10490102), (38, 5245051), (133, 1498586), (191, 1043518), (266, 749293), (382, 521759), (1337, 149074), (2674, 74537), (3629, 54922), (3923, 50806), (7258, 27461), (7846, 25403)]