15520076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 32702208

約数和(自身を除く): 17182132

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 631, 946, 1118, 1262, 1892, 2236, 2524, 6149, 6941, 8203, 12298, 13882, 16406, 24596, 27133, 27764, 32812, 54266, 90233, 108532, 180466, 298463, 352729, 360932, 596926, 705458, 1193852, 1410916, 3880019, 7760038, 15520076]

約数ペア:

[(1, 15520076), (2, 7760038), (4, 3880019), (11, 1410916), (13, 1193852), (22, 705458), (26, 596926), (43, 360932), (44, 352729), (52, 298463), (86, 180466), (143, 108532), (172, 90233), (286, 54266), (473, 32812), (559, 27764), (572, 27133), (631, 24596), (946, 16406), (1118, 13882), (1262, 12298), (1892, 8203), (2236, 6941), (2524, 6149)]