328330192

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{20707}}^1$

素因数の和:21706

約数の個数: 20

約数和(自身を含む): 636812416

約数和(自身を除く): 308482224

約数列:

[1, 2, 4, 8, 16, 991, 1982, 3964, 7928, 15856, 20707, 41414, 82828, 165656, 331312, 20520637, 41041274, 82082548, 164165096, 328330192]

約数ペア:

[(1, 328330192), (2, 164165096), (4, 82082548), (8, 41041274), (16, 20520637), (991, 331312), (1982, 165656), (3964, 82828), (7928, 41414), (15856, 20707)]