19920904

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{7523}}^1$

素因数の和:7860

約数の個数: 16

約数和(自身を含む): 37469520

約数和(自身を除く): 17548616

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 7523, 15046, 30092, 60184, 2490113, 4980226, 9960452, 19920904]

約数ペア:

[(1, 19920904), (2, 9960452), (4, 4980226), (8, 2490113), (331, 60184), (662, 30092), (1324, 15046), (2648, 7523)]