19821562

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{1231}}^1$

素因数の和:1413

約数の個数: 16

約数和(自身を含む): 30425472

約数和(自身を除く): 10603910

約数列:

[1, 2, 83, 97, 166, 194, 1231, 2462, 8051, 16102, 102173, 119407, 204346, 238814, 9910781, 19821562]

約数ペア:

[(1, 19821562), (2, 9910781), (83, 238814), (97, 204346), (166, 119407), (194, 102173), (1231, 16102), (2462, 8051)]