1620996902

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1124131}}^1$

素因数の和:1124243

約数の個数: 16

約数和(自身を含む): 2805833472

約数和(自身を除く): 1184836570

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 1124131, 2248262, 7868917, 15737834, 115785493, 231570986, 810498451, 1620996902]

約数ペア:

[(1, 1620996902), (2, 810498451), (7, 231570986), (14, 115785493), (103, 15737834), (206, 7868917), (721, 2248262), (1442, 1124131)]