1255367728

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{406531}}^1$

素因数の和:406732

約数の個数: 20

約数和(自身を含む): 2444883448

約数和(自身を除く): 1189515720

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 406531, 813062, 1626124, 3252248, 6504496, 78460483, 156920966, 313841932, 627683864, 1255367728]

約数ペア:

[(1, 1255367728), (2, 627683864), (4, 313841932), (8, 156920966), (16, 78460483), (193, 6504496), (386, 3252248), (772, 1626124), (1544, 813062), (3088, 406531)]