19023873

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 28771200

約数和(自身を除く): 9747327

約数列:

[1, 3, 11, 33, 53, 73, 149, 159, 219, 447, 583, 803, 1639, 1749, 2409, 3869, 4917, 7897, 10877, 11607, 23691, 32631, 42559, 86867, 119647, 127677, 260601, 358941, 576481, 1729443, 6341291, 19023873]

約数ペア:

[(1, 19023873), (3, 6341291), (11, 1729443), (33, 576481), (53, 358941), (73, 260601), (149, 127677), (159, 119647), (219, 86867), (447, 42559), (583, 32631), (803, 23691), (1639, 11607), (1749, 10877), (2409, 7897), (3869, 4917)]