20161844

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 36741600

約数和(自身を除く): 16579756

約数列:

[1, 2, 4, 29, 58, 116, 179, 358, 716, 971, 1942, 3884, 5191, 10382, 20764, 28159, 56318, 112636, 173809, 347618, 695236, 5040461, 10080922, 20161844]

約数ペア:

[(1, 20161844), (2, 10080922), (4, 5040461), (29, 695236), (58, 347618), (116, 173809), (179, 112636), (358, 56318), (716, 28159), (971, 20764), (1942, 10382), (3884, 5191)]