18950946

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:975

約数の個数: 48

約数和(自身を含む): 44744544

約数和(自身を除く): 25793598

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 73, 98, 146, 147, 219, 294, 438, 511, 883, 1022, 1533, 1766, 2649, 3066, 3577, 5298, 6181, 7154, 10731, 12362, 18543, 21462, 37086, 43267, 64459, 86534, 128918, 129801, 193377, 259602, 386754, 451213, 902426, 1353639, 2707278, 3158491, 6316982, 9475473, 18950946]

約数ペア:

[(1, 18950946), (2, 9475473), (3, 6316982), (6, 3158491), (7, 2707278), (14, 1353639), (21, 902426), (42, 451213), (49, 386754), (73, 259602), (98, 193377), (146, 129801), (147, 128918), (219, 86534), (294, 64459), (438, 43267), (511, 37086), (883, 21462), (1022, 18543), (1533, 12362), (1766, 10731), (2649, 7154), (3066, 6181), (3577, 5298)]