16566290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 33988248

約数和(自身を除く): 17421958

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 353, 361, 494, 706, 722, 1235, 1765, 1805, 2470, 3530, 3610, 4589, 4693, 6707, 9178, 9386, 13414, 22945, 23465, 33535, 45890, 46930, 67070, 87191, 127433, 174382, 254866, 435955, 637165, 871910, 1274330, 1656629, 3313258, 8283145, 16566290]

約数ペア:

[(1, 16566290), (2, 8283145), (5, 3313258), (10, 1656629), (13, 1274330), (19, 871910), (26, 637165), (38, 435955), (65, 254866), (95, 174382), (130, 127433), (190, 87191), (247, 67070), (353, 46930), (361, 45890), (494, 33535), (706, 23465), (722, 22945), (1235, 13414), (1765, 9386), (1805, 9178), (2470, 6707), (3530, 4693), (3610, 4589)]