18738516

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{21391}}^1$

素因数の和:21471

約数の個数: 24

約数和(自身を含む): 44324224

約数和(自身を除く): 25585708

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 21391, 42782, 64173, 85564, 128346, 256692, 1561543, 3123086, 4684629, 6246172, 9369258, 18738516]

約数ペア:

[(1, 18738516), (2, 9369258), (3, 6246172), (4, 4684629), (6, 3123086), (12, 1561543), (73, 256692), (146, 128346), (219, 85564), (292, 64173), (438, 42782), (876, 21391)]