201995870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{6221}}^1$

素因数の和:6436

約数の個数: 32

約数和(自身を含む): 387058176

約数和(自身を除く): 185062306

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 191, 382, 955, 1910, 3247, 6221, 6494, 12442, 16235, 31105, 32470, 62210, 105757, 211514, 528785, 1057570, 1188211, 2376422, 5941055, 11882110, 20199587, 40399174, 100997935, 201995870]

約数ペア:

[(1, 201995870), (2, 100997935), (5, 40399174), (10, 20199587), (17, 11882110), (34, 5941055), (85, 2376422), (170, 1188211), (191, 1057570), (382, 528785), (955, 211514), (1910, 105757), (3247, 62210), (6221, 32470), (6494, 31105), (12442, 16235)]