18973064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1447}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 39096000

約数和(自身を除く): 20122936

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1447, 1639, 2894, 3278, 5788, 6556, 11576, 13112, 15917, 31834, 63668, 127336, 215603, 431206, 862412, 1724824, 2371633, 4743266, 9486532, 18973064]

約数ペア:

[(1, 18973064), (2, 9486532), (4, 4743266), (8, 2371633), (11, 1724824), (22, 862412), (44, 431206), (88, 215603), (149, 127336), (298, 63668), (596, 31834), (1192, 15917), (1447, 13112), (1639, 11576), (2894, 6556), (3278, 5788)]