31492918

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:916

約数の個数: 24

約数和(自身を含む): 50858928

約数和(自身を除く): 19366010

約数列:

[1, 2, 19, 38, 53, 106, 361, 722, 823, 1007, 1646, 2014, 15637, 19133, 31274, 38266, 43619, 87238, 297103, 594206, 828761, 1657522, 15746459, 31492918]

約数ペア:

[(1, 31492918), (2, 15746459), (19, 1657522), (38, 828761), (53, 594206), (106, 297103), (361, 87238), (722, 43619), (823, 38266), (1007, 31274), (1646, 19133), (2014, 15637)]