19992756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{238009}}^1$

素因数の和:238023

約数の個数: 24

約数和(自身を含む): 53314240

約数和(自身を除く): 33321484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 238009, 476018, 714027, 952036, 1428054, 1666063, 2856108, 3332126, 4998189, 6664252, 9996378, 19992756]

約数ペア:

[(1, 19992756), (2, 9996378), (3, 6664252), (4, 4998189), (6, 3332126), (7, 2856108), (12, 1666063), (14, 1428054), (21, 952036), (28, 714027), (42, 476018), (84, 238009)]