16955884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:478

約数の個数: 36

約数和(自身を含む): 33531624

約数和(自身を除く): 16575740

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 401, 682, 802, 961, 1364, 1604, 1922, 3844, 4411, 8822, 10571, 12431, 17644, 21142, 24862, 42284, 49724, 136741, 273482, 385361, 546964, 770722, 1541444, 4238971, 8477942, 16955884]

約数ペア:

[(1, 16955884), (2, 8477942), (4, 4238971), (11, 1541444), (22, 770722), (31, 546964), (44, 385361), (62, 273482), (124, 136741), (341, 49724), (401, 42284), (682, 24862), (802, 21142), (961, 17644), (1364, 12431), (1604, 10571), (1922, 8822), (3844, 4411)]