19617654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2371}}^1$

素因数の和:2580

約数の個数: 32

約数和(自身を含む): 45086976

約数和(自身を除く): 25469322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2371, 2758, 4137, 4742, 7113, 8274, 14226, 16597, 33194, 49791, 99582, 467087, 934174, 1401261, 2802522, 3269609, 6539218, 9808827, 19617654]

約数ペア:

[(1, 19617654), (2, 9808827), (3, 6539218), (6, 3269609), (7, 2802522), (14, 1401261), (21, 934174), (42, 467087), (197, 99582), (394, 49791), (591, 33194), (1182, 16597), (1379, 14226), (2371, 8274), (2758, 7113), (4137, 4742)]