220160988

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{43997}}^1$

素因数の和:44146

約数の個数: 36

約数和(自身を含む): 560534520

約数和(自身を除く): 340373532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 43997, 87994, 131991, 175988, 263982, 395973, 527964, 791946, 1583892, 6115583, 12231166, 18346749, 24462332, 36693498, 55040247, 73386996, 110080494, 220160988]

約数ペア:

[(1, 220160988), (2, 110080494), (3, 73386996), (4, 55040247), (6, 36693498), (9, 24462332), (12, 18346749), (18, 12231166), (36, 6115583), (139, 1583892), (278, 791946), (417, 527964), (556, 395973), (834, 263982), (1251, 175988), (1668, 131991), (2502, 87994), (5004, 43997)]