19404344

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2339}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 39171600

約数和(自身を除く): 19767256

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2339, 4148, 4678, 8296, 9356, 18712, 39763, 79526, 142679, 159052, 285358, 318104, 570716, 1141432, 2425543, 4851086, 9702172, 19404344]

約数ペア:

[(1, 19404344), (2, 9702172), (4, 4851086), (8, 2425543), (17, 1141432), (34, 570716), (61, 318104), (68, 285358), (122, 159052), (136, 142679), (244, 79526), (488, 39763), (1037, 18712), (2074, 9356), (2339, 8296), (4148, 4678)]