19131498

素因数分解:

$2^1\times 3^3\times {\mathrm{347}}^1\times {\mathrm{1021}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 42678720

約数和(自身を除く): 23547222

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 347, 694, 1021, 1041, 2042, 2082, 3063, 3123, 6126, 6246, 9189, 9369, 18378, 18738, 27567, 55134, 354287, 708574, 1062861, 2125722, 3188583, 6377166, 9565749, 19131498]

約数ペア:

[(1, 19131498), (2, 9565749), (3, 6377166), (6, 3188583), (9, 2125722), (18, 1062861), (27, 708574), (54, 354287), (347, 55134), (694, 27567), (1021, 18738), (1041, 18378), (2042, 9369), (2082, 9189), (3063, 6246), (3123, 6126)]