20044778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 33566400

約数和(自身を除く): 13521622

約数列:

[1, 2, 13, 26, 59, 73, 118, 146, 179, 358, 767, 949, 1534, 1898, 2327, 4307, 4654, 8614, 10561, 13067, 21122, 26134, 55991, 111982, 137293, 169871, 274586, 339742, 770953, 1541906, 10022389, 20044778]

約数ペア:

[(1, 20044778), (2, 10022389), (13, 1541906), (26, 770953), (59, 339742), (73, 274586), (118, 169871), (146, 137293), (179, 111982), (358, 55991), (767, 26134), (949, 21122), (1534, 13067), (1898, 10561), (2327, 8614), (4307, 4654)]