256804532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{9059}}^1$

素因数の和:9455

約数の個数: 24

約数和(自身を含む): 474381600

約数和(自身を除く): 217577068

約数列:

[1, 2, 4, 19, 38, 76, 373, 746, 1492, 7087, 9059, 14174, 18118, 28348, 36236, 172121, 344242, 688484, 3379007, 6758014, 13516028, 64201133, 128402266, 256804532]

約数ペア:

[(1, 256804532), (2, 128402266), (4, 64201133), (19, 13516028), (38, 6758014), (76, 3379007), (373, 688484), (746, 344242), (1492, 172121), (7087, 36236), (9059, 28348), (14174, 18118)]