20463368

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 39706200

約数和(自身を除く): 19242832

約数列:

[1, 2, 4, 8, 37, 74, 148, 257, 269, 296, 514, 538, 1028, 1076, 2056, 2152, 9509, 9953, 19018, 19906, 38036, 39812, 69133, 76072, 79624, 138266, 276532, 553064, 2557921, 5115842, 10231684, 20463368]

約数ペア:

[(1, 20463368), (2, 10231684), (4, 5115842), (8, 2557921), (37, 553064), (74, 276532), (148, 138266), (257, 79624), (269, 76072), (296, 69133), (514, 39812), (538, 38036), (1028, 19906), (1076, 19018), (2056, 9953), (2152, 9509)]