19862444

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 22070356

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 434, 467, 686, 868, 934, 1372, 1519, 1868, 3038, 3269, 6076, 6538, 10633, 13076, 14477, 21266, 22883, 28954, 42532, 45766, 57908, 91532, 101339, 160181, 202678, 320362, 405356, 640724, 709373, 1418746, 2837492, 4965611, 9931222, 19862444]

約数ペア:

[(1, 19862444), (2, 9931222), (4, 4965611), (7, 2837492), (14, 1418746), (28, 709373), (31, 640724), (49, 405356), (62, 320362), (98, 202678), (124, 160181), (196, 101339), (217, 91532), (343, 57908), (434, 45766), (467, 42532), (686, 28954), (868, 22883), (934, 21266), (1372, 14477), (1519, 13076), (1868, 10633), (3038, 6538), (3269, 6076)]