20154076328

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{2719}}^1\times {\mathrm{5119}}^1$

素因数の和:8025

約数の個数: 32

約数和(自身を含む): 38019072000

約数和(自身を除く): 17864995672

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 2719, 5119, 5438, 10238, 10876, 20476, 21752, 40952, 492139, 926539, 984278, 1853078, 1968556, 3706156, 3937112, 7412312, 13918561, 27837122, 55674244, 111348488, 2519259541, 5038519082, 10077038164, 20154076328]

約数ペア:

[(1, 20154076328), (2, 10077038164), (4, 5038519082), (8, 2519259541), (181, 111348488), (362, 55674244), (724, 27837122), (1448, 13918561), (2719, 7412312), (5119, 3937112), (5438, 3706156), (10238, 1968556), (10876, 1853078), (20476, 984278), (21752, 926539), (40952, 492139)]