18736926

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24808674

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 47, 57, 78, 94, 114, 141, 247, 269, 282, 494, 538, 611, 741, 807, 893, 1222, 1482, 1614, 1786, 1833, 2679, 3497, 3666, 5111, 5358, 6994, 10222, 10491, 11609, 12643, 15333, 20982, 23218, 25286, 30666, 34827, 37929, 66443, 69654, 75858, 132886, 164359, 199329, 240217, 328718, 398658, 480434, 493077, 720651, 986154, 1441302, 3122821, 6245642, 9368463, 18736926]

約数ペア:

[(1, 18736926), (2, 9368463), (3, 6245642), (6, 3122821), (13, 1441302), (19, 986154), (26, 720651), (38, 493077), (39, 480434), (47, 398658), (57, 328718), (78, 240217), (94, 199329), (114, 164359), (141, 132886), (247, 75858), (269, 69654), (282, 66443), (494, 37929), (538, 34827), (611, 30666), (741, 25286), (807, 23218), (893, 20982), (1222, 15333), (1482, 12643), (1614, 11609), (1786, 10491), (1833, 10222), (2679, 6994), (3497, 5358), (3666, 5111)]