19237484

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 40857600

約数和(自身を除く): 21620116

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 599, 868, 1036, 1147, 1198, 2294, 2396, 4193, 4588, 8029, 8386, 16058, 16772, 18569, 22163, 32116, 37138, 44326, 74276, 88652, 129983, 155141, 259966, 310282, 519932, 620564, 687053, 1374106, 2748212, 4809371, 9618742, 19237484]

約数ペア:

[(1, 19237484), (2, 9618742), (4, 4809371), (7, 2748212), (14, 1374106), (28, 687053), (31, 620564), (37, 519932), (62, 310282), (74, 259966), (124, 155141), (148, 129983), (217, 88652), (259, 74276), (434, 44326), (518, 37138), (599, 32116), (868, 22163), (1036, 18569), (1147, 16772), (1198, 16058), (2294, 8386), (2396, 8029), (4193, 4588)]