20193765116

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7001999}}^1$

素因数の和:7002113

約数の個数: 24

約数和(自身を含む): 40779648000

約数和(自身を除く): 20585882884

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7001999, 14003998, 28007996, 49013993, 98027986, 196055972, 721205897, 1442411794, 2884823588, 5048441279, 10096882558, 20193765116]

約数ペア:

[(1, 20193765116), (2, 10096882558), (4, 5048441279), (7, 2884823588), (14, 1442411794), (28, 721205897), (103, 196055972), (206, 98027986), (412, 49013993), (721, 28007996), (1442, 14003998), (2884, 7001999)]