20836468496

素因数分解:

$2^4\times {\mathrm{383}}^1\times {\mathrm{3400207}}^1$

素因数の和:3400598

約数の個数: 20

約数和(自身を含む): 40476076032

約数和(自身を除く): 19639607536

約数列:

[1, 2, 4, 8, 16, 383, 766, 1532, 3064, 6128, 3400207, 6800414, 13600828, 27201656, 54403312, 1302279281, 2604558562, 5209117124, 10418234248, 20836468496]

約数ペア:

[(1, 20836468496), (2, 10418234248), (4, 5209117124), (8, 2604558562), (16, 1302279281), (383, 54403312), (766, 27201656), (1532, 13600828), (3064, 6800414), (6128, 3400207)]