20510142

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 42204672

約数和(自身を除く): 21694530

約数列:

[1, 2, 3, 6, 47, 94, 141, 257, 282, 283, 514, 566, 771, 849, 1542, 1698, 12079, 13301, 24158, 26602, 36237, 39903, 72474, 72731, 79806, 145462, 218193, 436386, 3418357, 6836714, 10255071, 20510142]

約数ペア:

[(1, 20510142), (2, 10255071), (3, 6836714), (6, 3418357), (47, 436386), (94, 218193), (141, 145462), (257, 79806), (282, 72731), (283, 72474), (514, 39903), (566, 36237), (771, 26602), (849, 24158), (1542, 13301), (1698, 12079)]