389601152

素因数分解:

$2^7\times {\mathrm{157}}^1\times {\mathrm{19387}}^1$

素因数の和:19558

約数の個数: 32

約数和(自身を含む): 781142520

約数和(自身を除く): 391541368

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 314, 628, 1256, 2512, 5024, 10048, 19387, 20096, 38774, 77548, 155096, 310192, 620384, 1240768, 2481536, 3043759, 6087518, 12175036, 24350072, 48700144, 97400288, 194800576, 389601152]

約数ペア:

[(1, 389601152), (2, 194800576), (4, 97400288), (8, 48700144), (16, 24350072), (32, 12175036), (64, 6087518), (128, 3043759), (157, 2481536), (314, 1240768), (628, 620384), (1256, 310192), (2512, 155096), (5024, 77548), (10048, 38774), (19387, 20096)]