19496180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3853}}^1$

素因数の和:3896

約数の個数: 48

約数和(自身を含む): 46617984

約数和(自身を除く): 27121804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3853, 5060, 7706, 15412, 19265, 38530, 42383, 77060, 84766, 88619, 169532, 177238, 211915, 354476, 423830, 443095, 847660, 886190, 974809, 1772380, 1949618, 3899236, 4874045, 9748090, 19496180]

約数ペア:

[(1, 19496180), (2, 9748090), (4, 4874045), (5, 3899236), (10, 1949618), (11, 1772380), (20, 974809), (22, 886190), (23, 847660), (44, 443095), (46, 423830), (55, 354476), (92, 211915), (110, 177238), (115, 169532), (220, 88619), (230, 84766), (253, 77060), (460, 42383), (506, 38530), (1012, 19265), (1265, 15412), (2530, 7706), (3853, 5060)]