15989988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{190357}}^1$

素因数の和:190371

約数の個数: 24

約数和(自身を含む): 42640192

約数和(自身を除く): 26650204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 190357, 380714, 571071, 761428, 1142142, 1332499, 2284284, 2664998, 3997497, 5329996, 7994994, 15989988]

約数ペア:

[(1, 15989988), (2, 7994994), (3, 5329996), (4, 3997497), (6, 2664998), (7, 2284284), (12, 1332499), (14, 1142142), (21, 761428), (28, 571071), (42, 380714), (84, 190357)]