18370768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{88321}}^1$

素因数の和:88342

約数の個数: 20

約数和(自身を含む): 38331748

約数和(自身を除く): 19960980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 88321, 176642, 353284, 706568, 1148173, 1413136, 2296346, 4592692, 9185384, 18370768]

約数ペア:

[(1, 18370768), (2, 9185384), (4, 4592692), (8, 2296346), (13, 1413136), (16, 1148173), (26, 706568), (52, 353284), (104, 176642), (208, 88321)]