19096868

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 40320000

約数和(自身を除く): 21223132

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 434, 449, 686, 868, 898, 1372, 1519, 1796, 3038, 3143, 6076, 6286, 10633, 12572, 13919, 21266, 22001, 27838, 42532, 44002, 55676, 88004, 97433, 154007, 194866, 308014, 389732, 616028, 682031, 1364062, 2728124, 4774217, 9548434, 19096868]

約数ペア:

[(1, 19096868), (2, 9548434), (4, 4774217), (7, 2728124), (14, 1364062), (28, 682031), (31, 616028), (49, 389732), (62, 308014), (98, 194866), (124, 154007), (196, 97433), (217, 88004), (343, 55676), (434, 44002), (449, 42532), (686, 27838), (868, 22001), (898, 21266), (1372, 13919), (1519, 12572), (1796, 10633), (3038, 6286), (3143, 6076)]