19482518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 33626880

約数和(自身を除く): 14144362

約数列:

[1, 2, 11, 22, 23, 46, 139, 253, 277, 278, 506, 554, 1529, 3047, 3058, 3197, 6094, 6371, 6394, 12742, 35167, 38503, 70081, 70334, 77006, 140162, 423533, 847066, 885569, 1771138, 9741259, 19482518]

約数ペア:

[(1, 19482518), (2, 9741259), (11, 1771138), (22, 885569), (23, 847066), (46, 423533), (139, 140162), (253, 77006), (277, 70334), (278, 70081), (506, 38503), (554, 35167), (1529, 12742), (3047, 6394), (3058, 6371), (3197, 6094)]