202190654

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 324725760

約数和(自身を除く): 122535106

約数列:

[1, 2, 23, 46, 53, 106, 239, 347, 478, 694, 1219, 2438, 5497, 7981, 10994, 12667, 15962, 18391, 25334, 36782, 82933, 165866, 291341, 422993, 582682, 845986, 1907459, 3814918, 4395449, 8790898, 101095327, 202190654]

約数ペア:

[(1, 202190654), (2, 101095327), (23, 8790898), (46, 4395449), (53, 3814918), (106, 1907459), (239, 845986), (347, 582682), (478, 422993), (694, 291341), (1219, 165866), (2438, 82933), (5497, 36782), (7981, 25334), (10994, 18391), (12667, 15962)]