218423912

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{23929}}^1$

素因数の和:24105

約数の個数: 32

約数和(自身を含む): 470942400

約数和(自身を除く): 252518488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2282, 4564, 9128, 23929, 47858, 95716, 167503, 191432, 335006, 670012, 1340024, 3900427, 7800854, 15601708, 27302989, 31203416, 54605978, 109211956, 218423912]

約数ペア:

[(1, 218423912), (2, 109211956), (4, 54605978), (7, 31203416), (8, 27302989), (14, 15601708), (28, 7800854), (56, 3900427), (163, 1340024), (326, 670012), (652, 335006), (1141, 191432), (1304, 167503), (2282, 95716), (4564, 47858), (9128, 23929)]