19451768

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2131}}^1$

素因数の和:2307

約数の個数: 32

約数和(自身を含む): 41957760

約数和(自身を除く): 22505992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2131, 2282, 4262, 4564, 8524, 9128, 14917, 17048, 29834, 59668, 119336, 347353, 694706, 1389412, 2431471, 2778824, 4862942, 9725884, 19451768]

約数ペア:

[(1, 19451768), (2, 9725884), (4, 4862942), (7, 2778824), (8, 2431471), (14, 1389412), (28, 694706), (56, 347353), (163, 119336), (326, 59668), (652, 29834), (1141, 17048), (1304, 14917), (2131, 9128), (2282, 8524), (4262, 4564)]