22202222

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 42135552

約数和(自身を除く): 19933330

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 191, 266, 322, 361, 382, 437, 722, 874, 1337, 2527, 2674, 3059, 3629, 4393, 5054, 6118, 7258, 8303, 8786, 16606, 25403, 30751, 50806, 58121, 61502, 68951, 83467, 116242, 137902, 166934, 482657, 584269, 965314, 1168538, 1585873, 3171746, 11101111, 22202222]

約数ペア:

[(1, 22202222), (2, 11101111), (7, 3171746), (14, 1585873), (19, 1168538), (23, 965314), (38, 584269), (46, 482657), (133, 166934), (161, 137902), (191, 116242), (266, 83467), (322, 68951), (361, 61502), (382, 58121), (437, 50806), (722, 30751), (874, 25403), (1337, 16606), (2527, 8786), (2674, 8303), (3059, 7258), (3629, 6118), (4393, 5054)]