18942868

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5987}}^1$

素因数の和:6111

約数の個数: 24

約数和(自身を含む): 38227392

約数和(自身を除く): 19284524

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 5987, 11974, 23948, 41909, 83818, 167636, 676531, 1353062, 2706124, 4735717, 9471434, 18942868]

約数ペア:

[(1, 18942868), (2, 9471434), (4, 4735717), (7, 2706124), (14, 1353062), (28, 676531), (113, 167636), (226, 83818), (452, 41909), (791, 23948), (1582, 11974), (3164, 5987)]