2213236688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{54013}}^1$

素因数の和:54231

約数の個数: 40

約数和(自身を含む): 4641531048

約数和(自身を除く): 2428294360

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 1576, 2561, 3152, 5122, 10244, 20488, 40976, 54013, 108026, 216052, 432104, 702169, 864208, 1404338, 2808676, 5617352, 10640561, 11234704, 21281122, 42562244, 85124488, 138327293, 170248976, 276654586, 553309172, 1106618344, 2213236688]

約数ペア:

[(1, 2213236688), (2, 1106618344), (4, 553309172), (8, 276654586), (13, 170248976), (16, 138327293), (26, 85124488), (52, 42562244), (104, 21281122), (197, 11234704), (208, 10640561), (394, 5617352), (788, 2808676), (1576, 1404338), (2561, 864208), (3152, 702169), (5122, 432104), (10244, 216052), (20488, 108026), (40976, 54013)]