20404272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{60727}}^1$

素因数の和:60745

約数の個数: 40

約数和(自身を含む): 60242176

約数和(自身を除く): 39837904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 60727, 121454, 182181, 242908, 364362, 425089, 485816, 728724, 850178, 971632, 1275267, 1457448, 1700356, 2550534, 2914896, 3400712, 5101068, 6801424, 10202136, 20404272]

約数ペア:

[(1, 20404272), (2, 10202136), (3, 6801424), (4, 5101068), (6, 3400712), (7, 2914896), (8, 2550534), (12, 1700356), (14, 1457448), (16, 1275267), (21, 971632), (24, 850178), (28, 728724), (42, 485816), (48, 425089), (56, 364362), (84, 242908), (112, 182181), (168, 121454), (336, 60727)]