196489904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{983}}^1$

素因数の和:1066

約数の個数: 60

約数和(自身を含む): 424066608

約数和(自身を除く): 227576704

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 983, 1612, 1922, 1966, 3224, 3844, 3932, 6448, 7688, 7864, 12493, 12779, 15376, 15728, 24986, 25558, 30473, 49972, 51116, 60946, 99944, 102232, 121892, 199888, 204464, 243784, 396149, 487568, 792298, 944663, 1584596, 1889326, 3169192, 3778652, 6338384, 7557304, 12280619, 15114608, 24561238, 49122476, 98244952, 196489904]

約数ペア:

[(1, 196489904), (2, 98244952), (4, 49122476), (8, 24561238), (13, 15114608), (16, 12280619), (26, 7557304), (31, 6338384), (52, 3778652), (62, 3169192), (104, 1889326), (124, 1584596), (208, 944663), (248, 792298), (403, 487568), (496, 396149), (806, 243784), (961, 204464), (983, 199888), (1612, 121892), (1922, 102232), (1966, 99944), (3224, 60946), (3844, 51116), (3932, 49972), (6448, 30473), (7688, 25558), (7864, 24986), (12493, 15728), (12779, 15376)]