19882352

素因数分解:

$2^4\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1063}}^1$

素因数の和:1245

約数の個数: 40

約数和(自身を含む): 44330496

約数和(自身を除く): 24448144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167, 334, 668, 1063, 1169, 1336, 2126, 2338, 2672, 4252, 4676, 7441, 8504, 9352, 14882, 17008, 18704, 29764, 59528, 119056, 177521, 355042, 710084, 1242647, 1420168, 2485294, 2840336, 4970588, 9941176, 19882352]

約数ペア:

[(1, 19882352), (2, 9941176), (4, 4970588), (7, 2840336), (8, 2485294), (14, 1420168), (16, 1242647), (28, 710084), (56, 355042), (112, 177521), (167, 119056), (334, 59528), (668, 29764), (1063, 18704), (1169, 17008), (1336, 14882), (2126, 9352), (2338, 8504), (2672, 7441), (4252, 4676)]