64541974

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{242639}}^1$

素因数の和:242667

約数の個数: 16

約数和(自身を含む): 116467200

約数和(自身を除く): 51925226

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 242639, 485278, 1698473, 3396946, 4610141, 9220282, 32270987, 64541974]

約数ペア:

[(1, 64541974), (2, 32270987), (7, 9220282), (14, 4610141), (19, 3396946), (38, 1698473), (133, 485278), (266, 242639)]