19529224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 44130240

約数和(自身を除く): 24601016

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 286, 344, 397, 473, 559, 572, 794, 946, 1118, 1144, 1588, 1892, 2236, 3176, 3784, 4367, 4472, 5161, 6149, 8734, 10322, 12298, 17071, 17468, 20644, 24596, 34142, 34936, 41288, 49192, 56771, 68284, 113542, 136568, 187781, 221923, 227084, 375562, 443846, 454168, 751124, 887692, 1502248, 1775384, 2441153, 4882306, 9764612, 19529224]

約数ペア:

[(1, 19529224), (2, 9764612), (4, 4882306), (8, 2441153), (11, 1775384), (13, 1502248), (22, 887692), (26, 751124), (43, 454168), (44, 443846), (52, 375562), (86, 227084), (88, 221923), (104, 187781), (143, 136568), (172, 113542), (286, 68284), (344, 56771), (397, 49192), (473, 41288), (559, 34936), (572, 34142), (794, 24596), (946, 20644), (1118, 17468), (1144, 17071), (1588, 12298), (1892, 10322), (2236, 8734), (3176, 6149), (3784, 5161), (4367, 4472)]