19421239682

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{257}}^1\times {\mathrm{223577}}^1$

素因数の和:223862

約数の個数: 24

約数和(自身を含む): 31668035076

約数和(自身を除く): 12246795394

約数列:

[1, 2, 13, 26, 169, 257, 338, 514, 3341, 6682, 43433, 86866, 223577, 447154, 2906501, 5813002, 37784513, 57459289, 75569026, 114918578, 746970757, 1493941514, 9710619841, 19421239682]

約数ペア:

[(1, 19421239682), (2, 9710619841), (13, 1493941514), (26, 746970757), (169, 114918578), (257, 75569026), (338, 57459289), (514, 37784513), (3341, 5813002), (6682, 2906501), (43433, 447154), (86866, 223577)]