18574384

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40031}}^1$

素因数の和:40068

約数の個数: 20

約数和(自身を含む): 37229760

約数和(自身を除く): 18655376

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40031, 80062, 160124, 320248, 640496, 1160899, 2321798, 4643596, 9287192, 18574384]

約数ペア:

[(1, 18574384), (2, 9287192), (4, 4643596), (8, 2321798), (16, 1160899), (29, 640496), (58, 320248), (116, 160124), (232, 80062), (464, 40031)]