19882902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11083}}^1$

素因数の和:11124

約数の個数: 32

約数和(自身を含む): 44690688

約数和(自身を除く): 24807786

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11083, 22166, 33249, 66498, 144079, 254909, 288158, 432237, 509818, 764727, 864474, 1529454, 3313817, 6627634, 9941451, 19882902]

約数ペア:

[(1, 19882902), (2, 9941451), (3, 6627634), (6, 3313817), (13, 1529454), (23, 864474), (26, 764727), (39, 509818), (46, 432237), (69, 288158), (78, 254909), (138, 144079), (299, 66498), (598, 33249), (897, 22166), (1794, 11083)]