19171456

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{7883}}^1$

素因数の和:7916

約数の個数: 32

約数和(自身を含む): 40208400

約数和(自身を除く): 21036944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 7883, 15766, 31532, 63064, 126128, 149777, 252256, 299554, 504512, 599108, 1009024, 1198216, 2396432, 4792864, 9585728, 19171456]

約数ペア:

[(1, 19171456), (2, 9585728), (4, 4792864), (8, 2396432), (16, 1198216), (19, 1009024), (32, 599108), (38, 504512), (64, 299554), (76, 252256), (128, 149777), (152, 126128), (304, 63064), (608, 31532), (1216, 15766), (2432, 7883)]