18939732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11867}}^1$

素因数の和:11900

約数の個数: 48

約数和(自身を含む): 53168640

約数和(自身を除く): 34228908

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 11867, 23734, 35601, 47468, 71202, 83069, 142404, 166138, 225473, 249207, 332276, 450946, 498414, 676419, 901892, 996828, 1352838, 1578311, 2705676, 3156622, 4734933, 6313244, 9469866, 18939732]

約数ペア:

[(1, 18939732), (2, 9469866), (3, 6313244), (4, 4734933), (6, 3156622), (7, 2705676), (12, 1578311), (14, 1352838), (19, 996828), (21, 901892), (28, 676419), (38, 498414), (42, 450946), (57, 332276), (76, 249207), (84, 225473), (114, 166138), (133, 142404), (228, 83069), (266, 71202), (399, 47468), (532, 35601), (798, 23734), (1596, 11867)]