64441648

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{18061}}^1$

素因数の和:18292

約数の個数: 20

約数和(自身を含む): 125422528

約数和(自身を除く): 60980880

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 18061, 36122, 72244, 144488, 288976, 4027603, 8055206, 16110412, 32220824, 64441648]

約数ペア:

[(1, 64441648), (2, 32220824), (4, 16110412), (8, 8055206), (16, 4027603), (223, 288976), (446, 144488), (892, 72244), (1784, 36122), (3568, 18061)]