18816592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 38167200

約数和(自身を除く): 19350608

約数列:

[1, 2, 4, 8, 16, 29, 58, 107, 116, 214, 232, 379, 428, 464, 758, 856, 1516, 1712, 3032, 3103, 6064, 6206, 10991, 12412, 21982, 24824, 40553, 43964, 49648, 81106, 87928, 162212, 175856, 324424, 648848, 1176037, 2352074, 4704148, 9408296, 18816592]

約数ペア:

[(1, 18816592), (2, 9408296), (4, 4704148), (8, 2352074), (16, 1176037), (29, 648848), (58, 324424), (107, 175856), (116, 162212), (214, 87928), (232, 81106), (379, 49648), (428, 43964), (464, 40553), (758, 24824), (856, 21982), (1516, 12412), (1712, 10991), (3032, 6206), (3103, 6064)]