19107825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 38568960

約数和(自身を除く): 19461135

約数列:

[1, 3, 5, 11, 15, 19, 23, 25, 33, 53, 55, 57, 69, 75, 95, 115, 159, 165, 209, 253, 265, 275, 285, 345, 437, 475, 575, 583, 627, 759, 795, 825, 1007, 1045, 1219, 1265, 1311, 1325, 1425, 1725, 1749, 2185, 2915, 3021, 3135, 3657, 3795, 3975, 4807, 5035, 5225, 6095, 6325, 6555, 8745, 10925, 11077, 13409, 14421, 14575, 15105, 15675, 18285, 18975, 23161, 24035, 25175, 30475, 32775, 33231, 40227, 43725, 55385, 67045, 69483, 72105, 75525, 91425, 115805, 120175, 166155, 201135, 254771, 276925, 335225, 347415, 360525, 579025, 764313, 830775, 1005675, 1273855, 1737075, 3821565, 6369275, 19107825]

約数ペア:

[(1, 19107825), (3, 6369275), (5, 3821565), (11, 1737075), (15, 1273855), (19, 1005675), (23, 830775), (25, 764313), (33, 579025), (53, 360525), (55, 347415), (57, 335225), (69, 276925), (75, 254771), (95, 201135), (115, 166155), (159, 120175), (165, 115805), (209, 91425), (253, 75525), (265, 72105), (275, 69483), (285, 67045), (345, 55385), (437, 43725), (475, 40227), (575, 33231), (583, 32775), (627, 30475), (759, 25175), (795, 24035), (825, 23161), (1007, 18975), (1045, 18285), (1219, 15675), (1265, 15105), (1311, 14575), (1325, 14421), (1425, 13409), (1725, 11077), (1749, 10925), (2185, 8745), (2915, 6555), (3021, 6325), (3135, 6095), (3657, 5225), (3795, 5035), (3975, 4807)]