18541628

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{38953}}^1$

素因数の和:38981

約数の個数: 24

約数和(自身を含む): 39265632

約数和(自身を除く): 20724004

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 38953, 77906, 155812, 272671, 545342, 662201, 1090684, 1324402, 2648804, 4635407, 9270814, 18541628]

約数ペア:

[(1, 18541628), (2, 9270814), (4, 4635407), (7, 2648804), (14, 1324402), (17, 1090684), (28, 662201), (34, 545342), (68, 272671), (119, 155812), (238, 77906), (476, 38953)]