20903412

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1429}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 30988428

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 69, 92, 106, 138, 159, 212, 276, 318, 636, 1219, 1429, 2438, 2858, 3657, 4287, 4876, 5716, 7314, 8574, 14628, 17148, 32867, 65734, 75737, 98601, 131468, 151474, 197202, 227211, 302948, 394404, 454422, 908844, 1741951, 3483902, 5225853, 6967804, 10451706, 20903412]

約数ペア:

[(1, 20903412), (2, 10451706), (3, 6967804), (4, 5225853), (6, 3483902), (12, 1741951), (23, 908844), (46, 454422), (53, 394404), (69, 302948), (92, 227211), (106, 197202), (138, 151474), (159, 131468), (212, 98601), (276, 75737), (318, 65734), (636, 32867), (1219, 17148), (1429, 14628), (2438, 8574), (2858, 7314), (3657, 5716), (4287, 4876)]