18308512

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 37837800

約数和(自身を除く): 19529288

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 109, 116, 181, 218, 232, 362, 436, 464, 724, 872, 928, 1448, 1744, 2896, 3161, 3488, 5249, 5792, 6322, 10498, 12644, 19729, 20996, 25288, 39458, 41992, 50576, 78916, 83984, 101152, 157832, 167968, 315664, 572141, 631328, 1144282, 2288564, 4577128, 9154256, 18308512]

約数ペア:

[(1, 18308512), (2, 9154256), (4, 4577128), (8, 2288564), (16, 1144282), (29, 631328), (32, 572141), (58, 315664), (109, 167968), (116, 157832), (181, 101152), (218, 83984), (232, 78916), (362, 50576), (436, 41992), (464, 39458), (724, 25288), (872, 20996), (928, 19729), (1448, 12644), (1744, 10498), (2896, 6322), (3161, 5792), (3488, 5249)]