19482897

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 30689280

約数和(自身を除く): 11206383

約数列:

[1, 3, 7, 21, 71, 73, 179, 213, 219, 497, 511, 537, 1253, 1491, 1533, 3759, 5183, 12709, 13067, 15549, 36281, 38127, 39201, 88963, 91469, 108843, 266889, 274407, 927757, 2783271, 6494299, 19482897]

約数ペア:

[(1, 19482897), (3, 6494299), (7, 2783271), (21, 927757), (71, 274407), (73, 266889), (179, 108843), (213, 91469), (219, 88963), (497, 39201), (511, 38127), (537, 36281), (1253, 15549), (1491, 13067), (1533, 12709), (3759, 5183)]