19230718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 32288256

約数和(自身を除く): 13057538

約数列:

[1, 2, 13, 26, 43, 86, 103, 167, 206, 334, 559, 1118, 1339, 2171, 2678, 4342, 4429, 7181, 8858, 14362, 17201, 34402, 57577, 93353, 115154, 186706, 223613, 447226, 739643, 1479286, 9615359, 19230718]

約数ペア:

[(1, 19230718), (2, 9615359), (13, 1479286), (26, 739643), (43, 447226), (86, 223613), (103, 186706), (167, 115154), (206, 93353), (334, 57577), (559, 34402), (1118, 17201), (1339, 14362), (2171, 8858), (2678, 7181), (4342, 4429)]