20888970008

素因数分解:

$2^3\times {\mathrm{28001}}^1\times {\mathrm{93251}}^1$

素因数の和:121258

約数の個数: 16

約数和(自身を含む): 39168637560

約数和(自身を除く): 18279667552

約数列:

[1, 2, 4, 8, 28001, 56002, 93251, 112004, 186502, 224008, 373004, 746008, 2611121251, 5222242502, 10444485004, 20888970008]

約数ペア:

[(1, 20888970008), (2, 10444485004), (4, 5222242502), (8, 2611121251), (28001, 746008), (56002, 373004), (93251, 224008), (112004, 186502)]