398592688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1916311}}^1$

素因数の和:1916332

約数の個数: 20

約数和(自身を含む): 831679408

約数和(自身を除く): 433086720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1916311, 3832622, 7665244, 15330488, 24912043, 30660976, 49824086, 99648172, 199296344, 398592688]

約数ペア:

[(1, 398592688), (2, 199296344), (4, 99648172), (8, 49824086), (13, 30660976), (16, 24912043), (26, 15330488), (52, 7665244), (104, 3832622), (208, 1916311)]