19823156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 39412800

約数和(自身を除く): 19589644

約数列:

[1, 2, 4, 17, 19, 34, 38, 67, 68, 76, 134, 229, 268, 323, 458, 646, 916, 1139, 1273, 1292, 2278, 2546, 3893, 4351, 4556, 5092, 7786, 8702, 15343, 15572, 17404, 21641, 30686, 43282, 61372, 73967, 86564, 147934, 260831, 291517, 295868, 521662, 583034, 1043324, 1166068, 4955789, 9911578, 19823156]

約数ペア:

[(1, 19823156), (2, 9911578), (4, 4955789), (17, 1166068), (19, 1043324), (34, 583034), (38, 521662), (67, 295868), (68, 291517), (76, 260831), (134, 147934), (229, 86564), (268, 73967), (323, 61372), (458, 43282), (646, 30686), (916, 21641), (1139, 17404), (1273, 15572), (1292, 15343), (2278, 8702), (2546, 7786), (3893, 5092), (4351, 4556)]