19030154

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 35392896

約数和(自身を除く): 16362742

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 121, 143, 242, 253, 263, 286, 299, 506, 526, 598, 1573, 2783, 2893, 3146, 3289, 3419, 5566, 5786, 6049, 6578, 6838, 12098, 31823, 36179, 37609, 63646, 66539, 72358, 75218, 78637, 133078, 157274, 413699, 731929, 827398, 865007, 1463858, 1730014, 9515077, 19030154]

約数ペア:

[(1, 19030154), (2, 9515077), (11, 1730014), (13, 1463858), (22, 865007), (23, 827398), (26, 731929), (46, 413699), (121, 157274), (143, 133078), (242, 78637), (253, 75218), (263, 72358), (286, 66539), (299, 63646), (506, 37609), (526, 36179), (598, 31823), (1573, 12098), (2783, 6838), (2893, 6578), (3146, 6049), (3289, 5786), (3419, 5566)]