18873834

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{787}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 43270656

約数和(自身を除く): 24396822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 571, 787, 1142, 1574, 1713, 2361, 3426, 3997, 4722, 5509, 7994, 11018, 11991, 16527, 23982, 33054, 449377, 898754, 1348131, 2696262, 3145639, 6291278, 9436917, 18873834]

約数ペア:

[(1, 18873834), (2, 9436917), (3, 6291278), (6, 3145639), (7, 2696262), (14, 1348131), (21, 898754), (42, 449377), (571, 33054), (787, 23982), (1142, 16527), (1574, 11991), (1713, 11018), (2361, 7994), (3426, 5509), (3997, 4722)]