20154848208765

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3557}}^1\times {\mathrm{2974409}}^1$

素因数の和:2978101

約数の個数: 32

約数和(自身を含む): 32510824796160

約数和(自身を除く): 12355976587395

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 3557, 10671, 17785, 53355, 451739, 1355217, 2258695, 2974409, 6776085, 8923227, 14872045, 44616135, 377749943, 1133249829, 1888749715, 5666249145, 10579972813, 31739918439, 52899864065, 158699592195, 1343656547251, 4030969641753, 6718282736255, 20154848208765]

約数ペア:

[(1, 20154848208765), (3, 6718282736255), (5, 4030969641753), (15, 1343656547251), (127, 158699592195), (381, 52899864065), (635, 31739918439), (1905, 10579972813), (3557, 5666249145), (10671, 1888749715), (17785, 1133249829), (53355, 377749943), (451739, 44616135), (1355217, 14872045), (2258695, 8923227), (2974409, 6776085)]