389645768

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{14321}}^1$

素因数の和:14525

約数の個数: 32

約数和(自身を含む): 773388000

約数和(自身を除く): 383742232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 179, 358, 716, 1432, 3401, 6802, 13604, 14321, 27208, 28642, 57284, 114568, 272099, 544198, 1088396, 2176792, 2563459, 5126918, 10253836, 20507672, 48705721, 97411442, 194822884, 389645768]

約数ペア:

[(1, 389645768), (2, 194822884), (4, 97411442), (8, 48705721), (19, 20507672), (38, 10253836), (76, 5126918), (152, 2563459), (179, 2176792), (358, 1088396), (716, 544198), (1432, 272099), (3401, 114568), (6802, 57284), (13604, 28642), (14321, 27208)]