18836964

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{16879}}^1$

素因数の和:16920

約数の個数: 36

約数和(自身を含む): 49154560

約数和(自身を除く): 30317596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 16879, 33758, 50637, 67516, 101274, 151911, 202548, 303822, 523249, 607644, 1046498, 1569747, 2092996, 3139494, 4709241, 6278988, 9418482, 18836964]

約数ペア:

[(1, 18836964), (2, 9418482), (3, 6278988), (4, 4709241), (6, 3139494), (9, 2092996), (12, 1569747), (18, 1046498), (31, 607644), (36, 523249), (62, 303822), (93, 202548), (124, 151911), (186, 101274), (279, 67516), (372, 50637), (558, 33758), (1116, 16879)]