19300952

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 40346880

約数和(自身を除く): 21045928

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 127, 157, 242, 254, 314, 484, 508, 628, 968, 1016, 1256, 1397, 1727, 2794, 3454, 5588, 6908, 11176, 13816, 15367, 18997, 19939, 30734, 37994, 39878, 61468, 75988, 79756, 122936, 151976, 159512, 219329, 438658, 877316, 1754632, 2412619, 4825238, 9650476, 19300952]

約数ペア:

[(1, 19300952), (2, 9650476), (4, 4825238), (8, 2412619), (11, 1754632), (22, 877316), (44, 438658), (88, 219329), (121, 159512), (127, 151976), (157, 122936), (242, 79756), (254, 75988), (314, 61468), (484, 39878), (508, 37994), (628, 30734), (968, 19939), (1016, 18997), (1256, 15367), (1397, 13816), (1727, 11176), (2794, 6908), (3454, 5588)]