20341356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2143}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 54749184

約数和(自身を除く): 34407828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 113, 226, 339, 452, 678, 791, 1356, 1582, 2143, 2373, 3164, 4286, 4746, 6429, 8572, 9492, 12858, 15001, 25716, 30002, 45003, 60004, 90006, 180012, 242159, 484318, 726477, 968636, 1452954, 1695113, 2905908, 3390226, 5085339, 6780452, 10170678, 20341356]

約数ペア:

[(1, 20341356), (2, 10170678), (3, 6780452), (4, 5085339), (6, 3390226), (7, 2905908), (12, 1695113), (14, 1452954), (21, 968636), (28, 726477), (42, 484318), (84, 242159), (113, 180012), (226, 90006), (339, 60004), (452, 45003), (678, 30002), (791, 25716), (1356, 15001), (1582, 12858), (2143, 9492), (2373, 8572), (3164, 6429), (4286, 4746)]