18898832

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{69481}}^1$

素因数の和:69506

約数の個数: 20

約数和(自身を含む): 38770956

約数和(自身を除く): 19872124

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 69481, 138962, 277924, 555848, 1111696, 1181177, 2362354, 4724708, 9449416, 18898832]

約数ペア:

[(1, 18898832), (2, 9449416), (4, 4724708), (8, 2362354), (16, 1181177), (17, 1111696), (34, 555848), (68, 277924), (136, 138962), (272, 69481)]