18827728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40577}}^1$

素因数の和:40614

約数の個数: 20

約数和(自身を含む): 37737540

約数和(自身を除く): 18909812

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40577, 81154, 162308, 324616, 649232, 1176733, 2353466, 4706932, 9413864, 18827728]

約数ペア:

[(1, 18827728), (2, 9413864), (4, 4706932), (8, 2353466), (16, 1176733), (29, 649232), (58, 324616), (116, 162308), (232, 81154), (464, 40577)]