19661384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{144569}}^1$

素因数の和:144592

約数の個数: 16

約数和(自身を含む): 39033900

約数和(自身を除く): 19372516

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 144569, 289138, 578276, 1156552, 2457673, 4915346, 9830692, 19661384]

約数ペア:

[(1, 19661384), (2, 9830692), (4, 4915346), (8, 2457673), (17, 1156552), (34, 578276), (68, 289138), (136, 144569)]