378973508

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{20809}}^1$

素因数の和:20999

約数の個数: 24

約数和(自身を含む): 690475800

約数和(自身を除く): 311502292

約数列:

[1, 2, 4, 29, 58, 116, 157, 314, 628, 4553, 9106, 18212, 20809, 41618, 83236, 603461, 1206922, 2413844, 3267013, 6534026, 13068052, 94743377, 189486754, 378973508]

約数ペア:

[(1, 378973508), (2, 189486754), (4, 94743377), (29, 13068052), (58, 6534026), (116, 3267013), (157, 2413844), (314, 1206922), (628, 603461), (4553, 83236), (9106, 41618), (18212, 20809)]