19902768

素因数分解:

$2^4\times 3^1\times {\mathrm{414641}}^1$

素因数の和:414652

約数の個数: 20

約数和(自身を含む): 51415608

約数和(自身を除く): 31512840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 414641, 829282, 1243923, 1658564, 2487846, 3317128, 4975692, 6634256, 9951384, 19902768]

約数ペア:

[(1, 19902768), (2, 9951384), (3, 6634256), (4, 4975692), (6, 3317128), (8, 2487846), (12, 1658564), (16, 1243923), (24, 829282), (48, 414641)]