201455404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{6481}}^1$

素因数の和:6913

約数の個数: 24

約数和(自身を含む): 372066800

約数和(自身を除く): 170611396

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 6481, 7771, 12962, 15542, 25924, 31084, 123139, 246278, 492556, 2650729, 5301458, 10602916, 50363851, 100727702, 201455404]

約数ペア:

[(1, 201455404), (2, 100727702), (4, 50363851), (19, 10602916), (38, 5301458), (76, 2650729), (409, 492556), (818, 246278), (1636, 123139), (6481, 31084), (7771, 25924), (12962, 15542)]