18464912

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{15809}}^1$

素因数の和:15890

約数の個数: 20

約数和(自身を含む): 36268140

約数和(自身を除く): 17803228

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 15809, 31618, 63236, 126472, 252944, 1154057, 2308114, 4616228, 9232456, 18464912]

約数ペア:

[(1, 18464912), (2, 9232456), (4, 4616228), (8, 2308114), (16, 1154057), (73, 252944), (146, 126472), (292, 63236), (584, 31618), (1168, 15809)]