219967568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{1399}}^1$

素因数の和:1755

約数の個数: 40

約数和(自身を含む): 441638400

約数和(自身を除く): 221670832

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 317, 496, 634, 1268, 1399, 2536, 2798, 5072, 5596, 9827, 11192, 19654, 22384, 39308, 43369, 78616, 86738, 157232, 173476, 346952, 443483, 693904, 886966, 1773932, 3547864, 7095728, 13747973, 27495946, 54991892, 109983784, 219967568]

約数ペア:

[(1, 219967568), (2, 109983784), (4, 54991892), (8, 27495946), (16, 13747973), (31, 7095728), (62, 3547864), (124, 1773932), (248, 886966), (317, 693904), (496, 443483), (634, 346952), (1268, 173476), (1399, 157232), (2536, 86738), (2798, 78616), (5072, 43369), (5596, 39308), (9827, 22384), (11192, 19654)]