19009419

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 30234624

約数和(自身を除く): 11225205

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 607, 803, 949, 1821, 2409, 2847, 6677, 7891, 10439, 20031, 23673, 31317, 44311, 86801, 132933, 260403, 487421, 576043, 1462263, 1728129, 6336473, 19009419]

約数ペア:

[(1, 19009419), (3, 6336473), (11, 1728129), (13, 1462263), (33, 576043), (39, 487421), (73, 260403), (143, 132933), (219, 86801), (429, 44311), (607, 31317), (803, 23673), (949, 20031), (1821, 10439), (2409, 7891), (2847, 6677)]