538431568

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{41597}}^1$

素因数の和:42414

約数の個数: 20

約数和(自身を含む): 1044525780

約数和(自身を除く): 506094212

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12944, 41597, 83194, 166388, 332776, 665552, 33651973, 67303946, 134607892, 269215784, 538431568]

約数ペア:

[(1, 538431568), (2, 269215784), (4, 134607892), (8, 67303946), (16, 33651973), (809, 665552), (1618, 332776), (3236, 166388), (6472, 83194), (12944, 41597)]