20184869901

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1\times {\mathrm{16573}}^1$

素因数の和:17625

約数の個数: 32

約数和(自身を含む): 31312926720

約数和(自身を除く): 11128056819

約数列:

[1, 3, 7, 21, 59, 177, 413, 983, 1239, 2949, 6881, 16573, 20643, 49719, 57997, 116011, 173991, 348033, 405979, 977807, 1217937, 2933421, 6844649, 16291259, 20533947, 48873777, 114038813, 342116439, 961184281, 2883552843, 6728289967, 20184869901]

約数ペア:

[(1, 20184869901), (3, 6728289967), (7, 2883552843), (21, 961184281), (59, 342116439), (177, 114038813), (413, 48873777), (983, 20533947), (1239, 16291259), (2949, 6844649), (6881, 2933421), (16573, 1217937), (20643, 977807), (49719, 405979), (57997, 348033), (116011, 173991)]