189193744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{381439}}^1$

素因数の和:381478

約数の個数: 20

約数和(自身を含む): 378388480

約数和(自身を除く): 189194736

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 381439, 762878, 1525756, 3051512, 6103024, 11824609, 23649218, 47298436, 94596872, 189193744]

約数ペア:

[(1, 189193744), (2, 94596872), (4, 47298436), (8, 23649218), (16, 11824609), (31, 6103024), (62, 3051512), (124, 1525756), (248, 762878), (496, 381439)]