220348544

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{132421}}^1$

素因数の和:132448

約数の個数: 32

約数和(自身を含む): 472746540

約数和(自身を除く): 252397996

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 132421, 264842, 529684, 1059368, 1721473, 2118736, 3442946, 4237472, 6885892, 8474944, 13771784, 16949888, 27543568, 55087136, 110174272, 220348544]

約数ペア:

[(1, 220348544), (2, 110174272), (4, 55087136), (8, 27543568), (13, 16949888), (16, 13771784), (26, 8474944), (32, 6885892), (52, 4237472), (64, 3442946), (104, 2118736), (128, 1721473), (208, 1059368), (416, 529684), (832, 264842), (1664, 132421)]