19380536

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 25132744

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 41, 46, 56, 82, 92, 161, 164, 184, 287, 322, 328, 367, 574, 644, 734, 943, 1148, 1288, 1468, 1886, 2296, 2569, 2936, 3772, 5138, 6601, 7544, 8441, 10276, 13202, 15047, 16882, 20552, 26404, 30094, 33764, 52808, 59087, 60188, 67528, 105329, 118174, 120376, 210658, 236348, 346081, 421316, 472696, 692162, 842632, 1384324, 2422567, 2768648, 4845134, 9690268, 19380536]

約数ペア:

[(1, 19380536), (2, 9690268), (4, 4845134), (7, 2768648), (8, 2422567), (14, 1384324), (23, 842632), (28, 692162), (41, 472696), (46, 421316), (56, 346081), (82, 236348), (92, 210658), (161, 120376), (164, 118174), (184, 105329), (287, 67528), (322, 60188), (328, 59087), (367, 52808), (574, 33764), (644, 30094), (734, 26404), (943, 20552), (1148, 16882), (1288, 15047), (1468, 13202), (1886, 10276), (2296, 8441), (2569, 7544), (2936, 6601), (3772, 5138)]