19714360

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1489}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 44521200

約数和(自身を除く): 24806840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1489, 1655, 2648, 2978, 3310, 5956, 6620, 7445, 11912, 13240, 14890, 29780, 59560, 492859, 985718, 1971436, 2464295, 3942872, 4928590, 9857180, 19714360]

約数ペア:

[(1, 19714360), (2, 9857180), (4, 4928590), (5, 3942872), (8, 2464295), (10, 1971436), (20, 985718), (40, 492859), (331, 59560), (662, 29780), (1324, 14890), (1489, 13240), (1655, 11912), (2648, 7445), (2978, 6620), (3310, 5956)]