18882952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2411}}^1$

素因数の和:2517

約数の個数: 32

約数和(自身を含む): 39074400

約数和(自身を除く): 20191448

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 356, 712, 979, 1958, 2411, 3916, 4822, 7832, 9644, 19288, 26521, 53042, 106084, 212168, 214579, 429158, 858316, 1716632, 2360369, 4720738, 9441476, 18882952]

約数ペア:

[(1, 18882952), (2, 9441476), (4, 4720738), (8, 2360369), (11, 1716632), (22, 858316), (44, 429158), (88, 214579), (89, 212168), (178, 106084), (356, 53042), (712, 26521), (979, 19288), (1958, 9644), (2411, 7832), (3916, 4822)]