19521198

素因数分解:

$2^1\times 3^2\times {\mathrm{881}}^1\times {\mathrm{1231}}^1$

素因数の和:2120

約数の個数: 24

約数和(自身を含む): 42378336

約数和(自身を除く): 22857138

約数列:

[1, 2, 3, 6, 9, 18, 881, 1231, 1762, 2462, 2643, 3693, 5286, 7386, 7929, 11079, 15858, 22158, 1084511, 2169022, 3253533, 6507066, 9760599, 19521198]

約数ペア:

[(1, 19521198), (2, 9760599), (3, 6507066), (6, 3253533), (9, 2169022), (18, 1084511), (881, 22158), (1231, 15858), (1762, 11079), (2462, 7929), (2643, 7386), (3693, 5286)]