1980719856

素因数分解:

$2^4\times 3^2\times {\mathrm{13754999}}^1$

素因数の和:13755013

約数の個数: 30

約数和(自身を含む): 5543265000

約数和(自身を除く): 3562545144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 13754999, 27509998, 41264997, 55019996, 82529994, 110039992, 123794991, 165059988, 220079984, 247589982, 330119976, 495179964, 660239952, 990359928, 1980719856]

約数ペア:

[(1, 1980719856), (2, 990359928), (3, 660239952), (4, 495179964), (6, 330119976), (8, 247589982), (9, 220079984), (12, 165059988), (16, 123794991), (18, 110039992), (24, 82529994), (36, 55019996), (48, 41264997), (72, 27509998), (144, 13754999)]