20228688

素因数分解:

$2^4\times 3^2\times {\mathrm{140477}}^1$

素因数の和:140491

約数の個数: 30

約数和(自身を含む): 56612634

約数和(自身を除く): 36383946

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140477, 280954, 421431, 561908, 842862, 1123816, 1264293, 1685724, 2247632, 2528586, 3371448, 5057172, 6742896, 10114344, 20228688]

約数ペア:

[(1, 20228688), (2, 10114344), (3, 6742896), (4, 5057172), (6, 3371448), (8, 2528586), (9, 2247632), (12, 1685724), (16, 1264293), (18, 1123816), (24, 842862), (36, 561908), (48, 421431), (72, 280954), (144, 140477)]