16661416

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 32457600

約数和(自身を除く): 15796184

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 643, 1286, 2572, 3239, 5144, 6478, 12956, 25912, 26363, 50797, 52726, 101594, 105452, 203188, 210904, 406376, 2082677, 4165354, 8330708, 16661416]

約数ペア:

[(1, 16661416), (2, 8330708), (4, 4165354), (8, 2082677), (41, 406376), (79, 210904), (82, 203188), (158, 105452), (164, 101594), (316, 52726), (328, 50797), (632, 26363), (643, 25912), (1286, 12956), (2572, 6478), (3239, 5144)]