19006075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 26585104

約数和(自身を除く): 7579029

約数列:

[1, 5, 11, 25, 55, 61, 103, 121, 275, 305, 515, 605, 671, 1133, 1525, 2575, 3025, 3355, 5665, 6283, 7381, 12463, 16775, 28325, 31415, 36905, 62315, 69113, 157075, 184525, 311575, 345565, 760243, 1727825, 3801215, 19006075]

約数ペア:

[(1, 19006075), (5, 3801215), (11, 1727825), (25, 760243), (55, 345565), (61, 311575), (103, 184525), (121, 157075), (275, 69113), (305, 62315), (515, 36905), (605, 31415), (671, 28325), (1133, 16775), (1525, 12463), (2575, 7381), (3025, 6283), (3355, 5665)]