20050154826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{485923}}^1$

素因数の和:485987

約数の個数: 48

約数和(自身を含む): 45144283296

約数和(自身を除く): 25094128470

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 529, 598, 897, 1058, 1587, 1794, 3174, 6877, 13754, 20631, 41262, 485923, 971846, 1457769, 2915538, 6316999, 11176229, 12633998, 18950997, 22352458, 33528687, 37901994, 67057374, 145290977, 257053267, 290581954, 435872931, 514106534, 771159801, 871745862, 1542319602, 3341692471, 6683384942, 10025077413, 20050154826]

約数ペア:

[(1, 20050154826), (2, 10025077413), (3, 6683384942), (6, 3341692471), (13, 1542319602), (23, 871745862), (26, 771159801), (39, 514106534), (46, 435872931), (69, 290581954), (78, 257053267), (138, 145290977), (299, 67057374), (529, 37901994), (598, 33528687), (897, 22352458), (1058, 18950997), (1587, 12633998), (1794, 11176229), (3174, 6316999), (6877, 2915538), (13754, 1457769), (20631, 971846), (41262, 485923)]