20401554

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{9419}}^1$

素因数の和:9462

約数の個数: 24

約数和(自身を含む): 43068240

約数和(自身を除く): 22666686

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 9419, 18838, 28257, 56514, 178961, 357922, 536883, 1073766, 3400259, 6800518, 10200777, 20401554]

約数ペア:

[(1, 20401554), (2, 10200777), (3, 6800518), (6, 3400259), (19, 1073766), (38, 536883), (57, 357922), (114, 178961), (361, 56514), (722, 28257), (1083, 18838), (2166, 9419)]