18962902

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 35458560

約数和(自身を除く): 16495658

約数列:

[1, 2, 7, 14, 23, 46, 47, 49, 94, 98, 161, 179, 322, 329, 358, 658, 1081, 1127, 1253, 2162, 2254, 2303, 2506, 4117, 4606, 7567, 8234, 8413, 8771, 15134, 16826, 17542, 28819, 52969, 57638, 58891, 105938, 117782, 193499, 201733, 386998, 403466, 412237, 824474, 1354493, 2708986, 9481451, 18962902]

約数ペア:

[(1, 18962902), (2, 9481451), (7, 2708986), (14, 1354493), (23, 824474), (46, 412237), (47, 403466), (49, 386998), (94, 201733), (98, 193499), (161, 117782), (179, 105938), (322, 58891), (329, 57638), (358, 52969), (658, 28819), (1081, 17542), (1127, 16826), (1253, 15134), (2162, 8771), (2254, 8413), (2303, 8234), (2506, 7567), (4117, 4606)]