209218804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2752879}}^1$

素因数の和:2752902

約数の個数: 12

約数和(自身を含む): 385403200

約数和(自身を除く): 176184396

約数列:

[1, 2, 4, 19, 38, 76, 2752879, 5505758, 11011516, 52304701, 104609402, 209218804]

約数ペア:

[(1, 209218804), (2, 104609402), (4, 52304701), (19, 11011516), (38, 5505758), (76, 2752879)]