19805394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1753}}^1$

素因数の和:2034

約数の個数: 32

約数和(自身を含む): 45463680

約数和(自身を除く): 25658286

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 269, 538, 807, 1614, 1753, 1883, 3506, 3766, 5259, 5649, 10518, 11298, 12271, 24542, 36813, 73626, 471557, 943114, 1414671, 2829342, 3300899, 6601798, 9902697, 19805394]

約数ペア:

[(1, 19805394), (2, 9902697), (3, 6601798), (6, 3300899), (7, 2829342), (14, 1414671), (21, 943114), (42, 471557), (269, 73626), (538, 36813), (807, 24542), (1614, 12271), (1753, 11298), (1883, 10518), (3506, 5649), (3766, 5259)]