19348108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 39584160

約数和(自身を除く): 20236052

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 509, 559, 731, 884, 1018, 1118, 1462, 2036, 2236, 2924, 6617, 8653, 9503, 13234, 17306, 19006, 21887, 26468, 34612, 38012, 43774, 87548, 112489, 224978, 284531, 372079, 449956, 569062, 744158, 1138124, 1488316, 4837027, 9674054, 19348108]

約数ペア:

[(1, 19348108), (2, 9674054), (4, 4837027), (13, 1488316), (17, 1138124), (26, 744158), (34, 569062), (43, 449956), (52, 372079), (68, 284531), (86, 224978), (172, 112489), (221, 87548), (442, 43774), (509, 38012), (559, 34612), (731, 26468), (884, 21887), (1018, 19006), (1118, 17306), (1462, 13234), (2036, 9503), (2236, 8653), (2924, 6617)]