19915696

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11633}}^1$

素因数の和:11748

約数の個数: 20

約数和(自身を含む): 38950632

約数和(自身を除く): 19034936

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11633, 23266, 46532, 93064, 186128, 1244731, 2489462, 4978924, 9957848, 19915696]

約数ペア:

[(1, 19915696), (2, 9957848), (4, 4978924), (8, 2489462), (16, 1244731), (107, 186128), (214, 93064), (428, 46532), (856, 23266), (1712, 11633)]