20937582

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20407}}^1$

素因数の和:20437

約数の個数: 32

約数和(自身を含む): 48979200

約数和(自身を除く): 28041618

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20407, 40814, 61221, 122442, 183663, 367326, 387733, 550989, 775466, 1101978, 1163199, 2326398, 3489597, 6979194, 10468791, 20937582]

約数ペア:

[(1, 20937582), (2, 10468791), (3, 6979194), (6, 3489597), (9, 2326398), (18, 1163199), (19, 1101978), (27, 775466), (38, 550989), (54, 387733), (57, 367326), (114, 183663), (171, 122442), (342, 61221), (513, 40814), (1026, 20407)]