19457956

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 41610240

約数和(自身を除く): 22152284

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 406, 434, 773, 812, 868, 899, 1546, 1798, 3092, 3596, 5411, 6293, 10822, 12586, 21644, 22417, 23963, 25172, 44834, 47926, 89668, 95852, 156919, 167741, 313838, 335482, 627676, 670964, 694927, 1389854, 2779708, 4864489, 9728978, 19457956]

約数ペア:

[(1, 19457956), (2, 9728978), (4, 4864489), (7, 2779708), (14, 1389854), (28, 694927), (29, 670964), (31, 627676), (58, 335482), (62, 313838), (116, 167741), (124, 156919), (203, 95852), (217, 89668), (406, 47926), (434, 44834), (773, 25172), (812, 23963), (868, 22417), (899, 21644), (1546, 12586), (1798, 10822), (3092, 6293), (3596, 5411)]