19201638

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 39223296

約数和(自身を除く): 20021658

約数列:

[1, 2, 3, 6, 113, 127, 223, 226, 254, 339, 381, 446, 669, 678, 762, 1338, 14351, 25199, 28321, 28702, 43053, 50398, 56642, 75597, 84963, 86106, 151194, 169926, 3200273, 6400546, 9600819, 19201638]

約数ペア:

[(1, 19201638), (2, 9600819), (3, 6400546), (6, 3200273), (113, 169926), (127, 151194), (223, 86106), (226, 84963), (254, 75597), (339, 56642), (381, 50398), (446, 43053), (669, 28702), (678, 28321), (762, 25199), (1338, 14351)]